What is the Greatest Common Factor of 85172 and 85192?

Greatest common factor (GCF) of 85172 and 85192 is 4.

GCF(85172,85192) = 4

We will now calculate the prime factors of 85172 and 85192, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85172 and 85192.

How to find the GCF of 85172 and 85192?

We will first find the prime factorization of 85172 and 85192. After we will calculate the factors of 85172 and 85192 and find the biggest common factor number .

Step-1: Prime Factorization of 85172

Prime factors of 85172 are 2, 107, 199. Prime factorization of 85172 in exponential form is:

85172 = 2² × 107¹ × 199¹

Step-2: Prime Factorization of 85192

Prime factors of 85192 are 2, 23, 463. Prime factorization of 85192 in exponential form is:

85192 = 2³ × 23¹ × 463¹

Step-3: Factors of 85172

List of positive integer factors of 85172 that divides 85172 without a remainder.

1, 2, 4, 107, 199, 214, 398, 428, 796, 21293, 42586

Step-4: Factors of 85192

List of positive integer factors of 85192 that divides 85172 without a remainder.

1, 2, 4, 8, 23, 46, 92, 184, 463, 926, 1852, 3704, 10649, 21298, 42596

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 85172 and 85192. The biggest common factor number is the GCF number.
So the greatest common factor 85172 and 85192 is 4.

Also check out the Least Common Multiple of 85172 and 85192