[+] 1089 Number Trick 
[+] ASCII and Text Conversion 
[+] Base Change ConversionsConverts a positive integer to BinaryOctalHexadecimal Notation or BinaryOctalHexadecimal Notation to a positive integer. Also converts any positive integer in base 10 to another positive integer base (Change Base Rule or Base Change Rule or Base Conversion)
Features: Calculator  Quiz Generator  Practice Problem Generator
Examples (900): 1 to binary, 1 to octal, 1 to hexadecimal, 2 to binary, 2 to octal, 2 to hexadecimal, 3 to binary, 3 to octal, 3 to hexadecimal, 4 to binary, 4 to octal, 4 to hexadecimal, 5 to binary, 5 to octal, 5 to hexadecimal, 6 to binary, 6 to octal, 6 to hexadecimal, 7 to binary, 7 to octal, 7 to hexadecimal, 8 to binary, 8 to octal, 8 to hexadecimal, 9 to binary, 9 to octal, 9 to hexadecimal, 10 to binary, 10 to octal, 10 to hexadecimal, 11 to binary, 11 to octal, 11 to hexadecimal, 12 to binary, 12 to octal, 12 to hexadecimal, 13 to binary, 13 to octal, 13 to hexadecimal, 14 to binary, 14 to octal, 14 to hexadecimal, 15 to binary, 15 to octal, 15 to hexadecimal, 16 to binary, 16 to octal, 16 to hexadecimal, 17 to binary, 17 to octal, 17 to hexadecimal, 18 to binary, 18 to octal, 18 to hexadecimal, 19 to binary, 19 to octal, 19 to hexadecimal, 20 to binary, 20 to octal, 20 to hexadecimal, 21 to binary, 21 to octal, 21 to hexadecimal, 22 to binary, 22 to octal, 22 to hexadecimal, 23 to binary, 23 to octal, 23 to hexadecimal, 24 to binary, 24 to octal, 24 to hexadecimal, 25 to binary, 25 to octal, 25 to hexadecimal, 26 to binary, 26 to octal, 26 to hexadecimal, 27 to binary, 27 to octal, 27 to hexadecimal, 28 to binary, 28 to octal, 28 to hexadecimal, 29 to binary, 29 to octal, 29 to hexadecimal, 30 to binary, 30 to octal, 30 to hexadecimal, 31 to binary, 31 to octal, 31 to hexadecimal, 32 to binary, 32 to octal, 32 to hexadecimal, 33 to binary, 33 to octal, 33 to hexadecimal, 34 to binary, 34 to octal, 34 to hexadecimal, 35 to binary, 35 to octal, 35 to hexadecimal, 36 to binary, 36 to octal, 36 to hexadecimal, 37 to binary, 37 to octal, 37 to hexadecimal, 38 to binary, 38 to octal, 38 to hexadecimal, 39 to binary, 39 to octal, 39 to hexadecimal, 40 to binary, 40 to octal, 40 to hexadecimal, 41 to binary, 41 to octal, 41 to hexadecimal, 42 to binary, 42 to octal, 42 to hexadecimal, 43 to binary, 43 to octal, 43 to hexadecimal, 44 to binary, 44 to octal, 44 to hexadecimal, 45 to binary, 45 to octal, 45 to hexadecimal, 46 to binary, 46 to octal, 46 to hexadecimal, 47 to binary, 47 to octal, 47 to hexadecimal, 48 to binary, 48 to octal, 48 to hexadecimal, 49 to binary, 49 to octal, 49 to hexadecimal, 50 to binary, 50 to octal, 50 to hexadecimal, 51 to binary, 51 to octal, 51 to hexadecimal, 52 to binary, 52 to octal, 52 to hexadecimal, 53 to binary, 53 to octal, 53 to hexadecimal, 54 to binary, 54 to octal, 54 to hexadecimal, 55 to binary, 55 to octal, 55 to hexadecimal, 56 to binary, 56 to octal, 56 to hexadecimal, 57 to binary, 57 to octal, 57 to hexadecimal, 58 to binary, 58 to octal, 58 to hexadecimal, 59 to binary, 59 to octal, 59 to hexadecimal, 60 to binary, 60 to octal, 60 to hexadecimal, 61 to binary, 61 to octal, 61 to hexadecimal, 62 to binary, 62 to octal, 62 to hexadecimal, 63 to binary, 63 to octal, 63 to hexadecimal, 64 to binary, 64 to octal, 64 to hexadecimal, 65 to binary, 65 to octal, 65 to hexadecimal, 66 to binary, 66 to octal, 66 to hexadecimal, 67 to binary, 67 to octal, 67 to hexadecimal, 68 to binary, 68 to octal, 68 to hexadecimal, 69 to binary, 69 to octal, 69 to hexadecimal, 70 to binary, 70 to octal, 70 to hexadecimal, 71 to binary, 71 to octal, 71 to hexadecimal, 72 to binary, 72 to octal, 72 to hexadecimal, 73 to binary, 73 to octal, 73 to hexadecimal, 74 to binary, 74 to octal, 74 to hexadecimal, 75 to binary, 75 to octal, 75 to hexadecimal, 76 to binary, 76 to octal, 76 to hexadecimal, 77 to binary, 77 to octal, 77 to hexadecimal, 78 to binary, 78 to octal, 78 to hexadecimal, 79 to binary, 79 to octal, 79 to hexadecimal, 80 to binary, 80 to octal, 80 to hexadecimal, 81 to binary, 81 to octal, 81 to hexadecimal, 82 to binary, 82 to octal, 82 to hexadecimal, 83 to binary, 83 to octal, 83 to hexadecimal, 84 to binary, 84 to octal, 84 to hexadecimal, 85 to binary, 85 to octal, 85 to hexadecimal, 86 to binary, 86 to octal, 86 to hexadecimal, 87 to binary, 87 to octal, 87 to hexadecimal, 88 to binary, 88 to octal, 88 to hexadecimal, 89 to binary, 89 to octal, 89 to hexadecimal, 90 to binary, 90 to octal, 90 to hexadecimal, 91 to binary, 91 to octal, 91 to hexadecimal, 92 to binary, 92 to octal, 92 to hexadecimal, 93 to binary, 93 to octal, 93 to hexadecimal, 94 to binary, 94 to octal, 94 to hexadecimal, 95 to binary, 95 to octal, 95 to hexadecimal, 96 to binary, 96 to octal, 96 to hexadecimal, 97 to binary, 97 to octal, 97 to hexadecimal, 98 to binary, 98 to octal, 98 to hexadecimal, 99 to binary, 99 to octal, 99 to hexadecimal, 100 to binary, 100 to octal, 100 to hexadecimal, 101 to binary, 101 to octal, 101 to hexadecimal, 102 to binary, 102 to octal, 102 to hexadecimal, 103 to binary, 103 to octal, 103 to hexadecimal, 104 to binary, 104 to octal, 104 to hexadecimal, 105 to binary, 105 to octal, 105 to hexadecimal, 106 to binary, 106 to octal, 106 to hexadecimal, 107 to binary, 107 to octal, 107 to hexadecimal, 108 to binary, 108 to octal, 108 to hexadecimal, 109 to binary, 109 to octal, 109 to hexadecimal, 110 to binary, 110 to octal, 110 to hexadecimal, 111 to binary, 111 to octal, 111 to hexadecimal, 112 to binary, 112 to octal, 112 to hexadecimal, 113 to binary, 113 to octal, 113 to hexadecimal, 114 to binary, 114 to octal, 114 to hexadecimal, 115 to binary, 115 to octal, 115 to hexadecimal, 116 to binary, 116 to octal, 116 to hexadecimal, 117 to binary, 117 to octal, 117 to hexadecimal, 118 to binary, 118 to octal, 118 to hexadecimal, 119 to binary, 119 to octal, 119 to hexadecimal, 120 to binary, 120 to octal, 120 to hexadecimal, 121 to binary, 121 to octal, 121 to hexadecimal, 122 to binary, 122 to octal, 122 to hexadecimal, 123 to binary, 123 to octal, 123 to hexadecimal, 124 to binary, 124 to octal, 124 to hexadecimal, 125 to binary, 125 to octal, 125 to hexadecimal, 126 to binary, 126 to octal, 126 to hexadecimal, 127 to binary, 127 to octal, 127 to hexadecimal, 128 to binary, 128 to octal, 128 to hexadecimal, 129 to binary, 129 to octal, 129 to hexadecimal, 130 to binary, 130 to octal, 130 to hexadecimal, 131 to binary, 131 to octal, 131 to hexadecimal, 132 to binary, 132 to octal, 132 to hexadecimal, 133 to binary, 133 to octal, 133 to hexadecimal, 134 to binary, 134 to octal, 134 to hexadecimal, 135 to binary, 135 to octal, 135 to hexadecimal, 136 to binary, 136 to octal, 136 to hexadecimal, 137 to binary, 137 to octal, 137 to hexadecimal, 138 to binary, 138 to octal, 138 to hexadecimal, 139 to binary, 139 to octal, 139 to hexadecimal, 140 to binary, 140 to octal, 140 to hexadecimal, 141 to binary, 141 to octal, 141 to hexadecimal, 142 to binary, 142 to octal, 142 to hexadecimal, 143 to binary, 143 to octal, 143 to hexadecimal, 144 to binary, 144 to octal, 144 to hexadecimal, 145 to binary, 145 to octal, 145 to hexadecimal, 146 to binary, 146 to octal, 146 to hexadecimal, 147 to binary, 147 to octal, 147 to hexadecimal, 148 to binary, 148 to octal, 148 to hexadecimal, 149 to binary, 149 to octal, 149 to hexadecimal, 150 to binary, 150 to octal, 150 to hexadecimal, 151 to binary, 151 to octal, 151 to hexadecimal, 152 to binary, 152 to octal, 152 to hexadecimal, 153 to binary, 153 to octal, 153 to hexadecimal, 154 to binary, 154 to octal, 154 to hexadecimal, 155 to binary, 155 to octal, 155 to hexadecimal, 156 to binary, 156 to octal, 156 to hexadecimal, 157 to binary, 157 to octal, 157 to hexadecimal, 158 to binary, 158 to octal, 158 to hexadecimal, 159 to binary, 159 to octal, 159 to hexadecimal, 160 to binary, 160 to octal, 160 to hexadecimal, 161 to binary, 161 to octal, 161 to hexadecimal, 162 to binary, 162 to octal, 162 to hexadecimal, 163 to binary, 163 to octal, 163 to hexadecimal, 164 to binary, 164 to octal, 164 to hexadecimal, 165 to binary, 165 to octal, 165 to hexadecimal, 166 to binary, 166 to octal, 166 to hexadecimal, 167 to binary, 167 to octal, 167 to hexadecimal, 168 to binary, 168 to octal, 168 to hexadecimal, 169 to binary, 169 to octal, 169 to hexadecimal, 170 to binary, 170 to octal, 170 to hexadecimal, 171 to binary, 171 to octal, 171 to hexadecimal, 172 to binary, 172 to octal, 172 to hexadecimal, 173 to binary, 173 to octal, 173 to hexadecimal, 174 to binary, 174 to octal, 174 to hexadecimal, 175 to binary, 175 to octal, 175 to hexadecimal, 176 to binary, 176 to octal, 176 to hexadecimal, 177 to binary, 177 to octal, 177 to hexadecimal, 178 to binary, 178 to octal, 178 to hexadecimal, 179 to binary, 179 to octal, 179 to hexadecimal, 180 to binary, 180 to octal, 180 to hexadecimal, 181 to binary, 181 to octal, 181 to hexadecimal, 182 to binary, 182 to octal, 182 to hexadecimal, 183 to binary, 183 to octal, 183 to hexadecimal, 184 to binary, 184 to octal, 184 to hexadecimal, 185 to binary, 185 to octal, 185 to hexadecimal, 186 to binary, 186 to octal, 186 to hexadecimal, 187 to binary, 187 to octal, 187 to hexadecimal, 188 to binary, 188 to octal, 188 to hexadecimal, 189 to binary, 189 to octal, 189 to hexadecimal, 190 to binary, 190 to octal, 190 to hexadecimal, 191 to binary, 191 to octal, 191 to hexadecimal, 192 to binary, 192 to octal, 192 to hexadecimal, 193 to binary, 193 to octal, 193 to hexadecimal, 194 to binary, 194 to octal, 194 to hexadecimal, 195 to binary, 195 to octal, 195 to hexadecimal, 196 to binary, 196 to octal, 196 to hexadecimal, 197 to binary, 197 to octal, 197 to hexadecimal, 198 to binary, 198 to octal, 198 to hexadecimal, 199 to binary, 199 to octal, 199 to hexadecimal, 200 to binary, 200 to octal, 200 to hexadecimal, 201 to binary, 201 to octal, 201 to hexadecimal, 202 to binary, 202 to octal, 202 to hexadecimal, 203 to binary, 203 to octal, 203 to hexadecimal, 204 to binary, 204 to octal, 204 to hexadecimal, 205 to binary, 205 to octal, 205 to hexadecimal, 206 to binary, 206 to octal, 206 to hexadecimal, 207 to binary, 207 to octal, 207 to hexadecimal, 208 to binary, 208 to octal, 208 to hexadecimal, 209 to binary, 209 to octal, 209 to hexadecimal, 210 to binary, 210 to octal, 210 to hexadecimal, 211 to binary, 211 to octal, 211 to hexadecimal, 212 to binary, 212 to octal, 212 to hexadecimal, 213 to binary, 213 to octal, 213 to hexadecimal, 214 to binary, 214 to octal, 214 to hexadecimal, 215 to binary, 215 to octal, 215 to hexadecimal, 216 to binary, 216 to octal, 216 to hexadecimal, 217 to binary, 217 to octal, 217 to hexadecimal, 218 to binary, 218 to octal, 218 to hexadecimal, 219 to binary, 219 to octal, 219 to hexadecimal, 220 to binary, 220 to octal, 220 to hexadecimal, 221 to binary, 221 to octal, 221 to hexadecimal, 222 to binary, 222 to octal, 222 to hexadecimal, 223 to binary, 223 to octal, 223 to hexadecimal, 224 to binary, 224 to octal, 224 to hexadecimal, 225 to binary, 225 to octal, 225 to hexadecimal, 226 to binary, 226 to octal, 226 to hexadecimal, 227 to binary, 227 to octal, 227 to hexadecimal, 228 to binary, 228 to octal, 228 to hexadecimal, 229 to binary, 229 to octal, 229 to hexadecimal, 230 to binary, 230 to octal, 230 to hexadecimal, 231 to binary, 231 to octal, 231 to hexadecimal, 232 to binary, 232 to octal, 232 to hexadecimal, 233 to binary, 233 to octal, 233 to hexadecimal, 234 to binary, 234 to octal, 234 to hexadecimal, 235 to binary, 235 to octal, 235 to hexadecimal, 236 to binary, 236 to octal, 236 to hexadecimal, 237 to binary, 237 to octal, 237 to hexadecimal, 238 to binary, 238 to octal, 238 to hexadecimal, 239 to binary, 239 to octal, 239 to hexadecimal, 240 to binary, 240 to octal, 240 to hexadecimal, 241 to binary, 241 to octal, 241 to hexadecimal, 242 to binary, 242 to octal, 242 to hexadecimal, 243 to binary, 243 to octal, 243 to hexadecimal, 244 to binary, 244 to octal, 244 to hexadecimal, 245 to binary, 245 to octal, 245 to hexadecimal, 246 to binary, 246 to octal, 246 to hexadecimal, 247 to binary, 247 to octal, 247 to hexadecimal, 248 to binary, 248 to octal, 248 to hexadecimal, 249 to binary, 249 to octal, 249 to hexadecimal, 250 to binary, 250 to octal, 250 to hexadecimal, 251 to binary, 251 to octal, 251 to hexadecimal, 252 to binary, 252 to octal, 252 to hexadecimal, 253 to binary, 253 to octal, 253 to hexadecimal, 254 to binary, 254 to octal, 254 to hexadecimal, 255 to binary, 255 to octal, 255 to hexadecimal, 256 to binary, 256 to octal, 256 to hexadecimal, 257 to binary, 257 to octal, 257 to hexadecimal, 258 to binary, 258 to octal, 258 to hexadecimal, 259 to binary, 259 to octal, 259 to hexadecimal, 260 to binary, 260 to octal, 260 to hexadecimal, 261 to binary, 261 to octal, 261 to hexadecimal, 262 to binary, 262 to octal, 262 to hexadecimal, 263 to binary, 263 to octal, 263 to hexadecimal, 264 to binary, 264 to octal, 264 to hexadecimal, 265 to binary, 265 to octal, 265 to hexadecimal, 266 to binary, 266 to octal, 266 to hexadecimal, 267 to binary, 267 to octal, 267 to hexadecimal, 268 to binary, 268 to octal, 268 to hexadecimal, 269 to binary, 269 to octal, 269 to hexadecimal, 270 to binary, 270 to octal, 270 to hexadecimal, 271 to binary, 271 to octal, 271 to hexadecimal, 272 to binary, 272 to octal, 272 to hexadecimal, 273 to binary, 273 to octal, 273 to hexadecimal, 274 to binary, 274 to octal, 274 to hexadecimal, 275 to binary, 275 to octal, 275 to hexadecimal, 276 to binary, 276 to octal, 276 to hexadecimal, 277 to binary, 277 to octal, 277 to hexadecimal, 278 to binary, 278 to octal, 278 to hexadecimal, 279 to binary, 279 to octal, 279 to hexadecimal, 280 to binary, 280 to octal, 280 to hexadecimal, 281 to binary, 281 to octal, 281 to hexadecimal, 282 to binary, 282 to octal, 282 to hexadecimal, 283 to binary, 283 to octal, 283 to hexadecimal, 284 to binary, 284 to octal, 284 to hexadecimal, 285 to binary, 285 to octal, 285 to hexadecimal, 286 to binary, 286 to octal, 286 to hexadecimal, 287 to binary, 287 to octal, 287 to hexadecimal, 288 to binary, 288 to octal, 288 to hexadecimal, 289 to binary, 289 to octal, 289 to hexadecimal, 290 to binary, 290 to octal, 290 to hexadecimal, 291 to binary, 291 to octal, 291 to hexadecimal, 292 to binary, 292 to octal, 292 to hexadecimal, 293 to binary, 293 to octal, 293 to hexadecimal, 294 to binary, 294 to octal, 294 to hexadecimal, 295 to binary, 295 to octal, 295 to hexadecimal, 296 to binary, 296 to octal, 296 to hexadecimal, 297 to binary, 297 to octal, 297 to hexadecimal, 298 to binary, 298 to octal, 298 to hexadecimal, 299 to binary, 299 to octal, 299 to hexadecimal, 300 to binary, 300 to octal, 300 to hexadecimalTags: base, binary, conversion, hexadecimal, octal

[+] Bit Shifting 
[+] Bitwise OperationsPerforms bitwise operations between two decimal or binary numbers:
* Bitwise OR
* Bitwise AND
* Bitwise XOR
Also performs Bitwise NOT on 1 number
Features: Calculator  Quiz Generator  Watch the Video 
[+] Braille Translator 
[+] Caesar Box 
[+] Change Counting 
[+] Clock Gain and Loss 
[+] Coin Amount to Denomination 
[+] Coin Values 
[+] Coupon Comparison 
[+] Date Calendar 
[+] Elapsed Time 
[+] EncryptionEncrypts various strings using methods such as:
md2
md4
md5
sha1
sha256
sha384
sha512
ripemd128
ripemd160
ripemd256
ripemd320
whirlpool
tiger128,3
tiger160,3
tiger192,3
tiger128,4
tiger160,4
tiger192,4
snefru
gost
adler32
crc32
crc32b
haval128,3
haval160,3
haval192,3
haval224,3
haval256,3
haval128,4
haval160,4
haval192,4
haval224,4
haval256,4
haval128,5
haval160,5
haval192,5
haval224,5
haval256,5
Features: Calculator
Examples (3): encrypt(math), sha1(math), md5(biz) 
[+] Exponential Growth 
[+] Exponential Identity 
[+] Football Squares 
[+] Gas Mileage 
[+] Grade Point Average (GPA)Calculates Grade Point Average (GPA) based on letter grades entered.
Features: Calculator  Quiz Generator  Practice Problem Generator
Examples (5): ABCDF, C,B,D,C,A,F, grade point average ABCCDFA, gpa A,B,C,D,F, g.p.a. BCDFATags: average, grade

[+] Grammar ItemsTakes a sentence and list various items having to do with grammar
Features: Calculator 
[+] HalfLife of a Substance 
[+] Heat Index 
[+] Logistic Map 
[+] Mathematical Constants and IdentitiesCalculates and explains various mathematical constants such as:
* Gelfonds (Gelfond's) Constant
* Eulers Constant
Features: Calculator
Examples (2): e, e^piTags: constant, identity

[+] Military Phonetic Alphabet 
[+] Morse Code Translator 
[+] NGramsTakes a phrase and displays chracter unigrams, character bigrams, character trigrams, and character ngrams as well as word unigrams, word bigrams, word trigrams, and word ngrams. (ngrams) Also performs frequency analysis (number of instances of each letter)
Features: Calculator  Watch the VideoTags: character, word

[+] PascalFloydLeibniz Triangle 
[+] Phone Number Translator 
[+] Phonetic Algorithms 
[+] Pool Volume 
[+] Run Length Encoding 
[+] Salary Converter 
[+] StoppingBraking Distance for a Car 
[+] String Comparison Algorithms 
[+] Time Zone Converter 
[+] Tip Amount 
[+] Typing Speed 
[+] Unicode 
[+] Unix Time Translation 
[+] Walking Distance (Pedometer) 
[+] Wind Chill Factor 
[+] Word ScramblerScrambles a list of words for you.
Features: Calculator 
[+] Yahtzee1st Roll 