What is the Greatest Common Factor of 79647 and 79656?

Greatest common factor (GCF) of 79647 and 79656 is 3.

GCF(79647,79656) = 3

We will now calculate the prime factors of 79647 and 79656, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 79647 and 79656.

How to find the GCF of 79647 and 79656?

We will first find the prime factorization of 79647 and 79656. After we will calculate the factors of 79647 and 79656 and find the biggest common factor number .

Step-1: Prime Factorization of 79647

Prime factors of 79647 are 3, 139, 191. Prime factorization of 79647 in exponential form is:

79647 = 3¹ × 139¹ × 191¹

Step-2: Prime Factorization of 79656

Prime factors of 79656 are 2, 3, 3319. Prime factorization of 79656 in exponential form is:

79656 = 2³ × 3¹ × 3319¹

Step-3: Factors of 79647

List of positive integer factors of 79647 that divides 79647 without a remainder.

1, 3, 139, 191, 417, 573, 26549

Step-4: Factors of 79656

List of positive integer factors of 79656 that divides 79647 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 3319, 6638, 9957, 13276, 19914, 26552, 39828

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 79647 and 79656. The biggest common factor number is the GCF number.
So the greatest common factor 79647 and 79656 is 3.

Also check out the Least Common Multiple of 79647 and 79656