What is the Greatest Common Factor of 12646 and 12662?

Greatest common factor (GCF) of 12646 and 12662 is 2.

GCF(12646,12662) = 2

We will now calculate the prime factors of 12646 and 12662, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12646 and 12662.

How to find the GCF of 12646 and 12662?

We will first find the prime factorization of 12646 and 12662. After we will calculate the factors of 12646 and 12662 and find the biggest common factor number .

Step-1: Prime Factorization of 12646

Prime factors of 12646 are 2, 6323. Prime factorization of 12646 in exponential form is:

12646 = 2¹ × 6323¹

Step-2: Prime Factorization of 12662

Prime factors of 12662 are 2, 13, 487. Prime factorization of 12662 in exponential form is:

12662 = 2¹ × 13¹ × 487¹

Step-3: Factors of 12646

List of positive integer factors of 12646 that divides 12646 without a remainder.

1, 2, 6323

Step-4: Factors of 12662

List of positive integer factors of 12662 that divides 12646 without a remainder.

1, 2, 13, 26, 487, 974, 6331

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12646 and 12662. The biggest common factor number is the GCF number.
So the greatest common factor 12646 and 12662 is 2.

Also check out the Least Common Multiple of 12646 and 12662