What is the Greatest Common Factor of 17931 and 17942?

Greatest common factor (GCF) of 17931 and 17942 is 1.

GCF(17931,17942) = 1

We will now calculate the prime factors of 17931 and 17942, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17931 and 17942.

How to find the GCF of 17931 and 17942?

We will first find the prime factorization of 17931 and 17942. After we will calculate the factors of 17931 and 17942 and find the biggest common factor number .

Step-1: Prime Factorization of 17931

Prime factors of 17931 are 3, 43, 139. Prime factorization of 17931 in exponential form is:

17931 = 3¹ × 43¹ × 139¹

Step-2: Prime Factorization of 17942

Prime factors of 17942 are 2, 8971. Prime factorization of 17942 in exponential form is:

17942 = 2¹ × 8971¹

Step-3: Factors of 17931

List of positive integer factors of 17931 that divides 17931 without a remainder.

1, 3, 43, 129, 139, 417, 5977

Step-4: Factors of 17942

List of positive integer factors of 17942 that divides 17931 without a remainder.

1, 2, 8971

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17931 and 17942. The biggest common factor number is the GCF number.
So the greatest common factor 17931 and 17942 is 1.

Also check out the Least Common Multiple of 17931 and 17942