What is the Greatest Common Factor of 12420 and 12437?

Greatest common factor (GCF) of 12420 and 12437 is 1.

GCF(12420,12437) = 1

We will now calculate the prime factors of 12420 and 12437, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12420 and 12437.

How to find the GCF of 12420 and 12437?

We will first find the prime factorization of 12420 and 12437. After we will calculate the factors of 12420 and 12437 and find the biggest common factor number .

Step-1: Prime Factorization of 12420

Prime factors of 12420 are 2, 3, 5, 23. Prime factorization of 12420 in exponential form is:

12420 = 2² × 3³ × 5¹ × 23¹

Step-2: Prime Factorization of 12437

Prime factors of 12437 are 12437. Prime factorization of 12437 in exponential form is:

12437 = 12437¹

Step-3: Factors of 12420

List of positive integer factors of 12420 that divides 12420 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210

Step-4: Factors of 12437

List of positive integer factors of 12437 that divides 12420 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12420 and 12437. The biggest common factor number is the GCF number.
So the greatest common factor 12420 and 12437 is 1.

Also check out the Least Common Multiple of 12420 and 12437