What is the Greatest Common Factor of 85918 and 85938?

Greatest common factor (GCF) of 85918 and 85938 is 2.

GCF(85918,85938) = 2

We will now calculate the prime factors of 85918 and 85938, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85918 and 85938.

How to find the GCF of 85918 and 85938?

We will first find the prime factorization of 85918 and 85938. After we will calculate the factors of 85918 and 85938 and find the biggest common factor number .

Step-1: Prime Factorization of 85918

Prime factors of 85918 are 2, 7, 17, 19. Prime factorization of 85918 in exponential form is:

85918 = 2¹ × 7¹ × 17¹ × 19²

Step-2: Prime Factorization of 85938

Prime factors of 85938 are 2, 3, 14323. Prime factorization of 85938 in exponential form is:

85938 = 2¹ × 3¹ × 14323¹

Step-3: Factors of 85918

List of positive integer factors of 85918 that divides 85918 without a remainder.

1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 361, 646, 722, 2261, 2527, 4522, 5054, 6137, 12274, 42959

Step-4: Factors of 85938

List of positive integer factors of 85938 that divides 85918 without a remainder.

1, 2, 3, 6, 14323, 28646, 42969

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85918 and 85938. The biggest common factor number is the GCF number.
So the greatest common factor 85918 and 85938 is 2.

Also check out the Least Common Multiple of 85918 and 85938