What is the Greatest Common Factor of 85907 and 85921?

Greatest common factor (GCF) of 85907 and 85921 is 1.

GCF(85907,85921) = 1

We will now calculate the prime factors of 85907 and 85921, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85907 and 85921.

How to find the GCF of 85907 and 85921?

We will first find the prime factorization of 85907 and 85921. After we will calculate the factors of 85907 and 85921 and find the biggest common factor number .

Step-1: Prime Factorization of 85907

Prime factors of 85907 are 271, 317. Prime factorization of 85907 in exponential form is:

85907 = 271¹ × 317¹

Step-2: Prime Factorization of 85921

Prime factors of 85921 are 11, 73, 107. Prime factorization of 85921 in exponential form is:

85921 = 11¹ × 73¹ × 107¹

Step-3: Factors of 85907

List of positive integer factors of 85907 that divides 85907 without a remainder.

1, 271, 317

Step-4: Factors of 85921

List of positive integer factors of 85921 that divides 85907 without a remainder.

1, 11, 73, 107, 803, 1177, 7811

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85907 and 85921. The biggest common factor number is the GCF number.
So the greatest common factor 85907 and 85921 is 1.

Also check out the Least Common Multiple of 85907 and 85921