What is the Greatest Common Factor of 56815 and 56820?

Greatest common factor (GCF) of 56815 and 56820 is 5.

GCF(56815,56820) = 5

We will now calculate the prime factors of 56815 and 56820, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 56815 and 56820.

How to find the GCF of 56815 and 56820?

We will first find the prime factorization of 56815 and 56820. After we will calculate the factors of 56815 and 56820 and find the biggest common factor number .

Step-1: Prime Factorization of 56815

Prime factors of 56815 are 5, 11, 1033. Prime factorization of 56815 in exponential form is:

56815 = 5¹ × 11¹ × 1033¹

Step-2: Prime Factorization of 56820

Prime factors of 56820 are 2, 3, 5, 947. Prime factorization of 56820 in exponential form is:

56820 = 2² × 3¹ × 5¹ × 947¹

Step-3: Factors of 56815

List of positive integer factors of 56815 that divides 56815 without a remainder.

1, 5, 11, 55, 1033, 5165, 11363

Step-4: Factors of 56820

List of positive integer factors of 56820 that divides 56815 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 947, 1894, 2841, 3788, 4735, 5682, 9470, 11364, 14205, 18940, 28410

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 56815 and 56820. The biggest common factor number is the GCF number.
So the greatest common factor 56815 and 56820 is 5.

Also check out the Least Common Multiple of 56815 and 56820