What is the Greatest Common Factor of 56139 and 56145?

Greatest common factor (GCF) of 56139 and 56145 is 3.

GCF(56139,56145) = 3

We will now calculate the prime factors of 56139 and 56145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56139 and 56145.

How to find the GCF of 56139 and 56145?

We will first find the prime factorization of 56139 and 56145. After we will calculate the factors of 56139 and 56145 and find the biggest common factor number .

Step-1: Prime Factorization of 56139

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

56139 = 3¹ × 18713¹

Step-2: Prime Factorization of 56145

Prime factors of 56145 are 3, 5, 19, 197. Prime factorization of 56145 in exponential form is:

56145 = 3¹ × 5¹ × 19¹ × 197¹

Step-3: Factors of 56139

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

1, 3, 18713

Step-4: Factors of 56145

List of positive integer factors of 56145 that divides 56139 without a remainder.

1, 3, 5, 15, 19, 57, 95, 197, 285, 591, 985, 2955, 3743, 11229, 18715

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56139 and 56145. The biggest common factor number is the GCF number.
So the greatest common factor 56139 and 56145 is 3.

Also check out the Least Common Multiple of 56139 and 56145