What is the Greatest Common Factor of 12658 and 12668?

Greatest common factor (GCF) of 12658 and 12668 is 2.

GCF(12658,12668) = 2

We will now calculate the prime factors of 12658 and 12668, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12658 and 12668.

How to find the GCF of 12658 and 12668?

We will first find the prime factorization of 12658 and 12668. After we will calculate the factors of 12658 and 12668 and find the biggest common factor number .

Step-1: Prime Factorization of 12658

Prime factors of 12658 are 2, 6329. Prime factorization of 12658 in exponential form is:

12658 = 2¹ × 6329¹

Step-2: Prime Factorization of 12668

Prime factors of 12668 are 2, 3167. Prime factorization of 12668 in exponential form is:

12668 = 2² × 3167¹

Step-3: Factors of 12658

List of positive integer factors of 12658 that divides 12658 without a remainder.

1, 2, 6329

Step-4: Factors of 12668

List of positive integer factors of 12668 that divides 12658 without a remainder.

1, 2, 4, 3167, 6334

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12658 and 12668. The biggest common factor number is the GCF number.
So the greatest common factor 12658 and 12668 is 2.

Also check out the Least Common Multiple of 12658 and 12668