What is the Greatest Common Factor of 13560 and 13580?

Greatest common factor (GCF) of 13560 and 13580 is 20.

GCF(13560,13580) = 20

We will now calculate the prime factors of 13560 and 13580, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13560 and 13580.

How to find the GCF of 13560 and 13580?

We will first find the prime factorization of 13560 and 13580. After we will calculate the factors of 13560 and 13580 and find the biggest common factor number .

Step-1: Prime Factorization of 13560

Prime factors of 13560 are 2, 3, 5, 113. Prime factorization of 13560 in exponential form is:

13560 = 2³ × 3¹ × 5¹ × 113¹

Step-2: Prime Factorization of 13580

Prime factors of 13580 are 2, 5, 7, 97. Prime factorization of 13580 in exponential form is:

13580 = 2² × 5¹ × 7¹ × 97¹

Step-3: Factors of 13560

List of positive integer factors of 13560 that divides 13560 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1695, 2260, 2712, 3390, 4520, 6780

Step-4: Factors of 13580

List of positive integer factors of 13580 that divides 13560 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13560 and 13580. The biggest common factor number is the GCF number.
So the greatest common factor 13560 and 13580 is 20.

Also check out the Least Common Multiple of 13560 and 13580