What is the Greatest Common Factor of 11628 and 11646?

Greatest common factor (GCF) of 11628 and 11646 is 18.

GCF(11628,11646) = 18

We will now calculate the prime factors of 11628 and 11646, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11628 and 11646.

How to find the GCF of 11628 and 11646?

We will first find the prime factorization of 11628 and 11646. After we will calculate the factors of 11628 and 11646 and find the biggest common factor number .

Step-1: Prime Factorization of 11628

Prime factors of 11628 are 2, 3, 17, 19. Prime factorization of 11628 in exponential form is:

11628 = 2² × 3² × 17¹ × 19¹

Step-2: Prime Factorization of 11646

Prime factors of 11646 are 2, 3, 647. Prime factorization of 11646 in exponential form is:

11646 = 2¹ × 3² × 647¹

Step-3: Factors of 11628

List of positive integer factors of 11628 that divides 11628 without a remainder.

1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814

Step-4: Factors of 11646

List of positive integer factors of 11646 that divides 11628 without a remainder.

1, 2, 3, 6, 9, 18, 647, 1294, 1941, 3882, 5823

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11628 and 11646. The biggest common factor number is the GCF number.
So the greatest common factor 11628 and 11646 is 18.

Also check out the Least Common Multiple of 11628 and 11646