What is the Greatest Common Factor of 15580 and 15587?

Greatest common factor (GCF) of 15580 and 15587 is 1.

GCF(15580,15587) = 1

We will now calculate the prime factors of 15580 and 15587, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15580 and 15587.

How to find the GCF of 15580 and 15587?

We will first find the prime factorization of 15580 and 15587. After we will calculate the factors of 15580 and 15587 and find the biggest common factor number .

Step-1: Prime Factorization of 15580

Prime factors of 15580 are 2, 5, 19, 41. Prime factorization of 15580 in exponential form is:

15580 = 2² × 5¹ × 19¹ × 41¹

Step-2: Prime Factorization of 15587

Prime factors of 15587 are 11, 13, 109. Prime factorization of 15587 in exponential form is:

15587 = 11¹ × 13¹ × 109¹

Step-3: Factors of 15580

List of positive integer factors of 15580 that divides 15580 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790

Step-4: Factors of 15587

List of positive integer factors of 15587 that divides 15580 without a remainder.

1, 11, 13, 109, 143, 1199, 1417

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15580 and 15587. The biggest common factor number is the GCF number.
So the greatest common factor 15580 and 15587 is 1.

Also check out the Least Common Multiple of 15580 and 15587