What is the Greatest Common Factor of 56721 and 56739?

Greatest common factor (GCF) of 56721 and 56739 is 3.

GCF(56721,56739) = 3

We will now calculate the prime factors of 56721 and 56739, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56721 and 56739.

How to find the GCF of 56721 and 56739?

We will first find the prime factorization of 56721 and 56739. After we will calculate the factors of 56721 and 56739 and find the biggest common factor number .

Step-1: Prime Factorization of 56721

Prime factors of 56721 are 3, 7, 37, 73. Prime factorization of 56721 in exponential form is:

56721 = 3¹ × 7¹ × 37¹ × 73¹

Step-2: Prime Factorization of 56739

Prime factors of 56739 are 3, 18913. Prime factorization of 56739 in exponential form is:

56739 = 3¹ × 18913¹

Step-3: Factors of 56721

List of positive integer factors of 56721 that divides 56721 without a remainder.

1, 3, 7, 21, 37, 73, 111, 219, 259, 511, 777, 1533, 2701, 8103, 18907

Step-4: Factors of 56739

List of positive integer factors of 56739 that divides 56721 without a remainder.

1, 3, 18913

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56721 and 56739. The biggest common factor number is the GCF number.
So the greatest common factor 56721 and 56739 is 3.

Also check out the Least Common Multiple of 56721 and 56739