What is the Greatest Common Factor of 56715 and 56720?

Greatest common factor (GCF) of 56715 and 56720 is 5.

GCF(56715,56720) = 5

We will now calculate the prime factors of 56715 and 56720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56715 and 56720.

How to find the GCF of 56715 and 56720?

We will first find the prime factorization of 56715 and 56720. After we will calculate the factors of 56715 and 56720 and find the biggest common factor number .

Step-1: Prime Factorization of 56715

Prime factors of 56715 are 3, 5, 19, 199. Prime factorization of 56715 in exponential form is:

56715 = 3¹ × 5¹ × 19¹ × 199¹

Step-2: Prime Factorization of 56720

Prime factors of 56720 are 2, 5, 709. Prime factorization of 56720 in exponential form is:

56720 = 2⁴ × 5¹ × 709¹

Step-3: Factors of 56715

List of positive integer factors of 56715 that divides 56715 without a remainder.

1, 3, 5, 15, 19, 57, 95, 199, 285, 597, 995, 2985, 3781, 11343, 18905

Step-4: Factors of 56720

List of positive integer factors of 56720 that divides 56715 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1418, 2836, 3545, 5672, 7090, 11344, 14180, 28360

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56715 and 56720. The biggest common factor number is the GCF number.
So the greatest common factor 56715 and 56720 is 5.

Also check out the Least Common Multiple of 56715 and 56720