What is the Greatest Common Factor of 57147 and 57162?

Greatest common factor (GCF) of 57147 and 57162 is 3.

GCF(57147,57162) = 3

We will now calculate the prime factors of 57147 and 57162, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57147 and 57162.

How to find the GCF of 57147 and 57162?

We will first find the prime factorization of 57147 and 57162. After we will calculate the factors of 57147 and 57162 and find the biggest common factor number .

Step-1: Prime Factorization of 57147

Prime factors of 57147 are 3, 43, 443. Prime factorization of 57147 in exponential form is:

57147 = 3¹ × 43¹ × 443¹

Step-2: Prime Factorization of 57162

Prime factors of 57162 are 2, 3, 7, 1361. Prime factorization of 57162 in exponential form is:

57162 = 2¹ × 3¹ × 7¹ × 1361¹

Step-3: Factors of 57147

List of positive integer factors of 57147 that divides 57147 without a remainder.

1, 3, 43, 129, 443, 1329, 19049

Step-4: Factors of 57162

List of positive integer factors of 57162 that divides 57147 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 1361, 2722, 4083, 8166, 9527, 19054, 28581

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57147 and 57162. The biggest common factor number is the GCF number.
So the greatest common factor 57147 and 57162 is 3.

Also check out the Least Common Multiple of 57147 and 57162