What is the Greatest Common Factor of 11931 and 11938?

Greatest common factor (GCF) of 11931 and 11938 is 1.

GCF(11931,11938) = 1

We will now calculate the prime factors of 11931 and 11938, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11931 and 11938.

How to find the GCF of 11931 and 11938?

We will first find the prime factorization of 11931 and 11938. After we will calculate the factors of 11931 and 11938 and find the biggest common factor number .

Step-1: Prime Factorization of 11931

Prime factors of 11931 are 3, 41, 97. Prime factorization of 11931 in exponential form is:

11931 = 3¹ × 41¹ × 97¹

Step-2: Prime Factorization of 11938

Prime factors of 11938 are 2, 47, 127. Prime factorization of 11938 in exponential form is:

11938 = 2¹ × 47¹ × 127¹

Step-3: Factors of 11931

List of positive integer factors of 11931 that divides 11931 without a remainder.

1, 3, 41, 97, 123, 291, 3977

Step-4: Factors of 11938

List of positive integer factors of 11938 that divides 11931 without a remainder.

1, 2, 47, 94, 127, 254, 5969

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11931 and 11938. The biggest common factor number is the GCF number.
So the greatest common factor 11931 and 11938 is 1.

Also check out the Least Common Multiple of 11931 and 11938