What is the Greatest Common Factor of 12621 and 12641?

Greatest common factor (GCF) of 12621 and 12641 is 1.

GCF(12621,12641) = 1

We will now calculate the prime factors of 12621 and 12641, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12621 and 12641.

How to find the GCF of 12621 and 12641?

We will first find the prime factorization of 12621 and 12641. After we will calculate the factors of 12621 and 12641 and find the biggest common factor number .

Step-1: Prime Factorization of 12621

Prime factors of 12621 are 3, 7, 601. Prime factorization of 12621 in exponential form is:

12621 = 3¹ × 7¹ × 601¹

Step-2: Prime Factorization of 12641

Prime factors of 12641 are 12641. Prime factorization of 12641 in exponential form is:

12641 = 12641¹

Step-3: Factors of 12621

List of positive integer factors of 12621 that divides 12621 without a remainder.

1, 3, 7, 21, 601, 1803, 4207

Step-4: Factors of 12641

List of positive integer factors of 12641 that divides 12621 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12621 and 12641. The biggest common factor number is the GCF number.
So the greatest common factor 12621 and 12641 is 1.

Also check out the Least Common Multiple of 12621 and 12641