GCF of 175 and 105

Number 1Number 2(Optional) Enter Number 3

Determine the Greatest Common Factor (GCF) of (175,105)

Determine the factors for 175 up to 105 since that is the minimum of the 2 numbers
1,5,7,25,35

Determine the factors for 105 up to 105 since that is the minimum of the 2 numbers
1,3,5,7,15,21,35,105

The common factors between them are 1,5,7,35
The greatest common factor between them is 35
Since the Greatest Common Factor of both numbers ≠ 1, the numbers are not relatively prime (co-prime)
Since the Greatest Common Factor of Both Numbers is both ≠ 1 and have a difference of two, the numbers are not twin prime
To see the LCM of these numbers, click the LCM button above