What is the Greatest Common Factor of 57945 and 57957?

Greatest common factor (GCF) of 57945 and 57957 is 3.

GCF(57945,57957) = 3

We will now calculate the prime factors of 57945 and 57957, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57945 and 57957.

How to find the GCF of 57945 and 57957?

We will first find the prime factorization of 57945 and 57957. After we will calculate the factors of 57945 and 57957 and find the biggest common factor number .

Step-1: Prime Factorization of 57945

Prime factors of 57945 are 3, 5, 3863. Prime factorization of 57945 in exponential form is:

57945 = 3¹ × 5¹ × 3863¹

Step-2: Prime Factorization of 57957

Prime factors of 57957 are 3, 19319. Prime factorization of 57957 in exponential form is:

57957 = 3¹ × 19319¹

Step-3: Factors of 57945

List of positive integer factors of 57945 that divides 57945 without a remainder.

1, 3, 5, 15, 3863, 11589, 19315

Step-4: Factors of 57957

List of positive integer factors of 57957 that divides 57945 without a remainder.

1, 3, 19319

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57945 and 57957. The biggest common factor number is the GCF number.
So the greatest common factor 57945 and 57957 is 3.

Also check out the Least Common Multiple of 57945 and 57957