What is the Greatest Common Factor of 57930 and 57945?

Greatest common factor (GCF) of 57930 and 57945 is 15.

GCF(57930,57945) = 15

We will now calculate the prime factors of 57930 and 57945, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 57930 and 57945.

How to find the GCF of 57930 and 57945?

We will first find the prime factorization of 57930 and 57945. After we will calculate the factors of 57930 and 57945 and find the biggest common factor number .

Step-1: Prime Factorization of 57930

Prime factors of 57930 are 2, 3, 5, 1931. Prime factorization of 57930 in exponential form is:

57930 = 2¹ × 3¹ × 5¹ × 1931¹

Step-2: 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-3: Factors of 57930

List of positive integer factors of 57930 that divides 57930 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1931, 3862, 5793, 9655, 11586, 19310, 28965

Step-4: Factors of 57945

List of positive integer factors of 57945 that divides 57930 without a remainder.

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

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 57930 and 57945. The biggest common factor number is the GCF number.
So the greatest common factor 57930 and 57945 is 15.

Also check out the Least Common Multiple of 57930 and 57945