What is the Greatest Common Factor of 13626 and 13644?

Greatest common factor (GCF) of 13626 and 13644 is 18.

GCF(13626,13644) = 18

We will now calculate the prime factors of 13626 and 13644, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13626 and 13644.

How to find the GCF of 13626 and 13644?

We will first find the prime factorization of 13626 and 13644. After we will calculate the factors of 13626 and 13644 and find the biggest common factor number .

Step-1: Prime Factorization of 13626

Prime factors of 13626 are 2, 3, 757. Prime factorization of 13626 in exponential form is:

13626 = 2¹ × 3² × 757¹

Step-2: Prime Factorization of 13644

Prime factors of 13644 are 2, 3, 379. Prime factorization of 13644 in exponential form is:

13644 = 2² × 3² × 379¹

Step-3: Factors of 13626

List of positive integer factors of 13626 that divides 13626 without a remainder.

1, 2, 3, 6, 9, 18, 757, 1514, 2271, 4542, 6813

Step-4: Factors of 13644

List of positive integer factors of 13644 that divides 13626 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1516, 2274, 3411, 4548, 6822

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13626 and 13644. The biggest common factor number is the GCF number.
So the greatest common factor 13626 and 13644 is 18.

Also check out the Least Common Multiple of 13626 and 13644