What is the Greatest Common Factor of 25695 and 25710?

Greatest common factor (GCF) of 25695 and 25710 is 15.

GCF(25695,25710) = 15

We will now calculate the prime factors of 25695 and 25710, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25695 and 25710.

How to find the GCF of 25695 and 25710?

We will first find the prime factorization of 25695 and 25710. After we will calculate the factors of 25695 and 25710 and find the biggest common factor number .

Step-1: Prime Factorization of 25695

Prime factors of 25695 are 3, 5, 571. Prime factorization of 25695 in exponential form is:

25695 = 3² × 5¹ × 571¹

Step-2: Prime Factorization of 25710

Prime factors of 25710 are 2, 3, 5, 857. Prime factorization of 25710 in exponential form is:

25710 = 2¹ × 3¹ × 5¹ × 857¹

Step-3: Factors of 25695

List of positive integer factors of 25695 that divides 25695 without a remainder.

1, 3, 5, 9, 15, 45, 571, 1713, 2855, 5139, 8565

Step-4: Factors of 25710

List of positive integer factors of 25710 that divides 25695 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 857, 1714, 2571, 4285, 5142, 8570, 12855

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25695 and 25710. The biggest common factor number is the GCF number.
So the greatest common factor 25695 and 25710 is 15.

Also check out the Least Common Multiple of 25695 and 25710