What is the Greatest Common Factor of 64959 and 64971?

Greatest common factor (GCF) of 64959 and 64971 is 3.

GCF(64959,64971) = 3

We will now calculate the prime factors of 64959 and 64971, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64959 and 64971.

How to find the GCF of 64959 and 64971?

We will first find the prime factorization of 64959 and 64971. After we will calculate the factors of 64959 and 64971 and find the biggest common factor number .

Step-1: Prime Factorization of 64959

Prime factors of 64959 are 3, 59, 367. Prime factorization of 64959 in exponential form is:

64959 = 3¹ × 59¹ × 367¹

Step-2: Prime Factorization of 64971

Prime factors of 64971 are 3, 7219. Prime factorization of 64971 in exponential form is:

64971 = 3² × 7219¹

Step-3: Factors of 64959

List of positive integer factors of 64959 that divides 64959 without a remainder.

1, 3, 59, 177, 367, 1101, 21653

Step-4: Factors of 64971

List of positive integer factors of 64971 that divides 64959 without a remainder.

1, 3, 9, 7219, 21657

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64959 and 64971. The biggest common factor number is the GCF number.
So the greatest common factor 64959 and 64971 is 3.

Also check out the Least Common Multiple of 64959 and 64971