What is the Greatest Common Factor of 12103 and 12109?

Greatest common factor (GCF) of 12103 and 12109 is 1.

GCF(12103,12109) = 1

We will now calculate the prime factors of 12103 and 12109, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12103 and 12109.

How to find the GCF of 12103 and 12109?

We will first find the prime factorization of 12103 and 12109. After we will calculate the factors of 12103 and 12109 and find the biggest common factor number .

Step-1: Prime Factorization of 12103

Prime factors of 12103 are 7, 13, 19. Prime factorization of 12103 in exponential form is:

12103 = 7² × 13¹ × 19¹

Step-2: Prime Factorization of 12109

Prime factors of 12109 are 12109. Prime factorization of 12109 in exponential form is:

12109 = 12109¹

Step-3: Factors of 12103

List of positive integer factors of 12103 that divides 12103 without a remainder.

1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729

Step-4: Factors of 12109

List of positive integer factors of 12109 that divides 12103 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12103 and 12109. The biggest common factor number is the GCF number.
So the greatest common factor 12103 and 12109 is 1.

Also check out the Least Common Multiple of 12103 and 12109