What is the Greatest Common Factor of 18612 and 18628?

Greatest common factor (GCF) of 18612 and 18628 is 4.

GCF(18612,18628) = 4

We will now calculate the prime factors of 18612 and 18628, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18612 and 18628.

How to find the GCF of 18612 and 18628?

We will first find the prime factorization of 18612 and 18628. After we will calculate the factors of 18612 and 18628 and find the biggest common factor number .

Step-1: Prime Factorization of 18612

Prime factors of 18612 are 2, 3, 11, 47. Prime factorization of 18612 in exponential form is:

18612 = 2² × 3² × 11¹ × 47¹

Step-2: Prime Factorization of 18628

Prime factors of 18628 are 2, 4657. Prime factorization of 18628 in exponential form is:

18628 = 2² × 4657¹

Step-3: Factors of 18612

List of positive integer factors of 18612 that divides 18612 without a remainder.

1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 47, 66, 94, 99, 132, 141, 188, 198, 282, 396, 423, 517, 564, 846, 1034, 1551, 1692, 2068, 3102, 4653, 6204, 9306

Step-4: Factors of 18628

List of positive integer factors of 18628 that divides 18612 without a remainder.

1, 2, 4, 4657, 9314

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18612 and 18628. The biggest common factor number is the GCF number.
So the greatest common factor 18612 and 18628 is 4.

Also check out the Least Common Multiple of 18612 and 18628