What is the Greatest Common Factor of 63580 and 63591?

Greatest common factor (GCF) of 63580 and 63591 is 11.

GCF(63580,63591) = 11

We will now calculate the prime factors of 63580 and 63591, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63580 and 63591.

How to find the GCF of 63580 and 63591?

We will first find the prime factorization of 63580 and 63591. After we will calculate the factors of 63580 and 63591 and find the biggest common factor number .

Step-1: Prime Factorization of 63580

Prime factors of 63580 are 2, 5, 11, 17. Prime factorization of 63580 in exponential form is:

63580 = 2² × 5¹ × 11¹ × 17²

Step-2: Prime Factorization of 63591

Prime factors of 63591 are 3, 11, 41, 47. Prime factorization of 63591 in exponential form is:

63591 = 3¹ × 11¹ × 41¹ × 47¹

Step-3: Factors of 63580

List of positive integer factors of 63580 that divides 63580 without a remainder.

1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 5780, 6358, 12716, 15895, 31790

Step-4: Factors of 63591

List of positive integer factors of 63591 that divides 63580 without a remainder.

1, 3, 11, 33, 41, 47, 123, 141, 451, 517, 1353, 1551, 1927, 5781, 21197

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63580 and 63591. The biggest common factor number is the GCF number.
So the greatest common factor 63580 and 63591 is 11.

Also check out the Least Common Multiple of 63580 and 63591