What is the Greatest Common Factor of 51560 and 51580?

Greatest common factor (GCF) of 51560 and 51580 is 20.

GCF(51560,51580) = 20

We will now calculate the prime factors of 51560 and 51580, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 51560 and 51580.

How to find the GCF of 51560 and 51580?

We will first find the prime factorization of 51560 and 51580. After we will calculate the factors of 51560 and 51580 and find the biggest common factor number .

Step-1: Prime Factorization of 51560

Prime factors of 51560 are 2, 5, 1289. Prime factorization of 51560 in exponential form is:

51560 = 2³ × 5¹ × 1289¹

Step-2: Prime Factorization of 51580

Prime factors of 51580 are 2, 5, 2579. Prime factorization of 51580 in exponential form is:

51580 = 2² × 5¹ × 2579¹

Step-3: Factors of 51560

List of positive integer factors of 51560 that divides 51560 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1289, 2578, 5156, 6445, 10312, 12890, 25780

Step-4: Factors of 51580

List of positive integer factors of 51580 that divides 51560 without a remainder.

1, 2, 4, 5, 10, 20, 2579, 5158, 10316, 12895, 25790

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 51560 and 51580. The biggest common factor number is the GCF number.
So the greatest common factor 51560 and 51580 is 20.

Also check out the Least Common Multiple of 51560 and 51580