What is the Greatest Common Factor of 56121 and 56139?

Greatest common factor (GCF) of 56121 and 56139 is 3.

GCF(56121,56139) = 3

We will now calculate the prime factors of 56121 and 56139, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56121 and 56139.

How to find the GCF of 56121 and 56139?

We will first find the prime factorization of 56121 and 56139. After we will calculate the factors of 56121 and 56139 and find the biggest common factor number .

Step-1: Prime Factorization of 56121

Prime factors of 56121 are 3, 13, 1439. Prime factorization of 56121 in exponential form is:

56121 = 3¹ × 13¹ × 1439¹

Step-2: Prime Factorization of 56139

Prime factors of 56139 are 3, 18713. Prime factorization of 56139 in exponential form is:

56139 = 3¹ × 18713¹

Step-3: Factors of 56121

List of positive integer factors of 56121 that divides 56121 without a remainder.

1, 3, 13, 39, 1439, 4317, 18707

Step-4: Factors of 56139

List of positive integer factors of 56139 that divides 56121 without a remainder.

1, 3, 18713

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56121 and 56139. The biggest common factor number is the GCF number.
So the greatest common factor 56121 and 56139 is 3.

Also check out the Least Common Multiple of 56121 and 56139