What is the Greatest Common Factor of 12407 and 12421?

Greatest common factor (GCF) of 12407 and 12421 is 1.

GCF(12407,12421) = 1

We will now calculate the prime factors of 12407 and 12421, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12407 and 12421.

How to find the GCF of 12407 and 12421?

We will first find the prime factorization of 12407 and 12421. After we will calculate the factors of 12407 and 12421 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 12421

Prime factors of 12421 are 12421. Prime factorization of 12421 in exponential form is:

12421 = 12421¹

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 12421

List of positive integer factors of 12421 that divides 12407 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12407 and 12421. The biggest common factor number is the GCF number.
So the greatest common factor 12407 and 12421 is 1.

Also check out the Least Common Multiple of 12407 and 12421