What is the Greatest Common Factor of 12909 and 12919?

Greatest common factor (GCF) of 12909 and 12919 is 1.

GCF(12909,12919) = 1

We will now calculate the prime factors of 12909 and 12919, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12909 and 12919.

How to find the GCF of 12909 and 12919?

We will first find the prime factorization of 12909 and 12919. After we will calculate the factors of 12909 and 12919 and find the biggest common factor number .

Step-1: Prime Factorization of 12909

Prime factors of 12909 are 3, 13, 331. Prime factorization of 12909 in exponential form is:

12909 = 3¹ × 13¹ × 331¹

Step-2: Prime Factorization of 12919

Prime factors of 12919 are 12919. Prime factorization of 12919 in exponential form is:

12919 = 12919¹

Step-3: Factors of 12909

List of positive integer factors of 12909 that divides 12909 without a remainder.

1, 3, 13, 39, 331, 993, 4303

Step-4: Factors of 12919

List of positive integer factors of 12919 that divides 12909 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12909 and 12919. The biggest common factor number is the GCF number.
So the greatest common factor 12909 and 12919 is 1.

Also check out the Least Common Multiple of 12909 and 12919