What is the Greatest Common Factor of 12108 and 12123?

Greatest common factor (GCF) of 12108 and 12123 is 3.

GCF(12108,12123) = 3

We will now calculate the prime factors of 12108 and 12123, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12108 and 12123.

How to find the GCF of 12108 and 12123?

We will first find the prime factorization of 12108 and 12123. After we will calculate the factors of 12108 and 12123 and find the biggest common factor number .

Step-1: Prime Factorization of 12108

Prime factors of 12108 are 2, 3, 1009. Prime factorization of 12108 in exponential form is:

12108 = 2² × 3¹ × 1009¹

Step-2: Prime Factorization of 12123

Prime factors of 12123 are 3, 449. Prime factorization of 12123 in exponential form is:

12123 = 3³ × 449¹

Step-3: Factors of 12108

List of positive integer factors of 12108 that divides 12108 without a remainder.

1, 2, 3, 4, 6, 12, 1009, 2018, 3027, 4036, 6054

Step-4: Factors of 12123

List of positive integer factors of 12123 that divides 12108 without a remainder.

1, 3, 9, 27, 449, 1347, 4041

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12108 and 12123. The biggest common factor number is the GCF number.
So the greatest common factor 12108 and 12123 is 3.

Also check out the Least Common Multiple of 12108 and 12123