What is the Greatest Common Factor of 12407 and 12426?

Greatest common factor (GCF) of 12407 and 12426 is 19.

GCF(12407,12426) = 19

We will now calculate the prime factors of 12407 and 12426, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12407 and 12426.

How to find the GCF of 12407 and 12426?

We will first find the prime factorization of 12407 and 12426. After we will calculate the factors of 12407 and 12426 and find the biggest common factor number .

Step-1: Prime Factorization of 12407

Prime factors of 12407 are 19, 653. Prime factorization of 12407 in exponential form is:

12407 = 19¹ × 653¹

Step-2: Prime Factorization of 12426

Prime factors of 12426 are 2, 3, 19, 109. Prime factorization of 12426 in exponential form is:

12426 = 2¹ × 3¹ × 19¹ × 109¹

Step-3: Factors of 12407

List of positive integer factors of 12407 that divides 12407 without a remainder.

1, 19, 653

Step-4: Factors of 12426

List of positive integer factors of 12426 that divides 12407 without a remainder.

1, 2, 3, 6, 19, 38, 57, 109, 114, 218, 327, 654, 2071, 4142, 6213

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12407 and 12426. The biggest common factor number is the GCF number.
So the greatest common factor 12407 and 12426 is 19.

Also check out the Least Common Multiple of 12407 and 12426