The GCF is 1.
gcf(15, 13, 25) = 1.
15 = 3 x 5 65 = 5 x 13 So the greatest common factor is 5
1
The greatest common factor of 15 and 105 is 15.
The factors of 15 are 1, 3, 5, and 15. The factors of 39 are 1, 3, 13, and 39. The factors they have in common are 1 and 3. Therefore, the greatest common factor is 3. You can also determine the greatest common factor from their prime factors. The prime factors of 15 are 3 and 5. The prime factors of 39 are 3 and 13. The prime factors they have in common are a single 3, so the greatest common factor is 3.
The greatest common factor of 15 and 55 is 5.
The greatest common factor of 15 and 32 is 1
The Greatest Common Factor (GCF) is: 15
The greatest common factor for 15 and 16 is 1.
The greatest common factor of 15 and 110 is 5.
3 is the greatest common factor of 69 and 15.
5 is the greatest common factor.