What is the Greatest Common Factor of 2916 and 2931?

Greatest common factor (GCF) of 2916 and 2931 is 3.

GCF(2916,2931) = 3

We will now calculate the prime factors of 2916 and 2931, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2916 and 2931.

How to find the GCF of 2916 and 2931?

We will first find the prime factorization of 2916 and 2931. After we will calculate the factors of 2916 and 2931 and find the biggest common factor number .

Step-1: Prime Factorization of 2916

Prime factors of 2916 are 2, 3. Prime factorization of 2916 in exponential form is:

2916 = 2² × 3⁶

Step-2: Prime Factorization of 2931

Prime factors of 2931 are 3, 977. Prime factorization of 2931 in exponential form is:

2931 = 3¹ × 977¹

Step-3: Factors of 2916

List of positive integer factors of 2916 that divides 2916 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458

Step-4: Factors of 2931

List of positive integer factors of 2931 that divides 2916 without a remainder.

1, 3, 977

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2916 and 2931. The biggest common factor number is the GCF number.
So the greatest common factor 2916 and 2931 is 3.

Also check out the Least Common Multiple of 2916 and 2931