What is the Greatest Common Factor of 12675 and 12686?

Greatest common factor (GCF) of 12675 and 12686 is 1.

GCF(12675,12686) = 1

We will now calculate the prime factors of 12675 and 12686, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12675 and 12686.

How to find the GCF of 12675 and 12686?

We will first find the prime factorization of 12675 and 12686. After we will calculate the factors of 12675 and 12686 and find the biggest common factor number .

Step-1: Prime Factorization of 12675

Prime factors of 12675 are 3, 5, 13. Prime factorization of 12675 in exponential form is:

12675 = 3¹ × 5² × 13²

Step-2: Prime Factorization of 12686

Prime factors of 12686 are 2, 6343. Prime factorization of 12686 in exponential form is:

12686 = 2¹ × 6343¹

Step-3: Factors of 12675

List of positive integer factors of 12675 that divides 12675 without a remainder.

1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 2535, 4225

Step-4: Factors of 12686

List of positive integer factors of 12686 that divides 12675 without a remainder.

1, 2, 6343

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12675 and 12686. The biggest common factor number is the GCF number.
So the greatest common factor 12675 and 12686 is 1.

Also check out the Least Common Multiple of 12675 and 12686