What is the Greatest Common Factor of 71916 and 71931?

Greatest common factor (GCF) of 71916 and 71931 is 3.

GCF(71916,71931) = 3

We will now calculate the prime factors of 71916 and 71931, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71916 and 71931.

How to find the GCF of 71916 and 71931?

We will first find the prime factorization of 71916 and 71931. After we will calculate the factors of 71916 and 71931 and find the biggest common factor number .

Step-1: Prime Factorization of 71916

Prime factors of 71916 are 2, 3, 13, 461. Prime factorization of 71916 in exponential form is:

71916 = 2² × 3¹ × 13¹ × 461¹

Step-2: Prime Factorization of 71931

Prime factors of 71931 are 3, 23977. Prime factorization of 71931 in exponential form is:

71931 = 3¹ × 23977¹

Step-3: Factors of 71916

List of positive integer factors of 71916 that divides 71916 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 461, 922, 1383, 1844, 2766, 5532, 5993, 11986, 17979, 23972, 35958

Step-4: Factors of 71931

List of positive integer factors of 71931 that divides 71916 without a remainder.

1, 3, 23977

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71916 and 71931. The biggest common factor number is the GCF number.
So the greatest common factor 71916 and 71931 is 3.

Also check out the Least Common Multiple of 71916 and 71931