What is the Greatest Common Factor of 57021 and 57039?

Greatest common factor (GCF) of 57021 and 57039 is 3.

GCF(57021,57039) = 3

We will now calculate the prime factors of 57021 and 57039, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57021 and 57039.

How to find the GCF of 57021 and 57039?

We will first find the prime factorization of 57021 and 57039. After we will calculate the factors of 57021 and 57039 and find the biggest common factor number .

Step-1: Prime Factorization of 57021

Prime factors of 57021 are 3, 83, 229. Prime factorization of 57021 in exponential form is:

57021 = 3¹ × 83¹ × 229¹

Step-2: Prime Factorization of 57039

Prime factors of 57039 are 3, 19013. Prime factorization of 57039 in exponential form is:

57039 = 3¹ × 19013¹

Step-3: Factors of 57021

List of positive integer factors of 57021 that divides 57021 without a remainder.

1, 3, 83, 229, 249, 687, 19007

Step-4: Factors of 57039

List of positive integer factors of 57039 that divides 57021 without a remainder.

1, 3, 19013

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57021 and 57039. The biggest common factor number is the GCF number.
So the greatest common factor 57021 and 57039 is 3.

Also check out the Least Common Multiple of 57021 and 57039