What is the Greatest Common Factor of 43108 and 43121?

Greatest common factor (GCF) of 43108 and 43121 is 13.

GCF(43108,43121) = 13

We will now calculate the prime factors of 43108 and 43121, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43108 and 43121.

How to find the GCF of 43108 and 43121?

We will first find the prime factorization of 43108 and 43121. After we will calculate the factors of 43108 and 43121 and find the biggest common factor number .

Step-1: Prime Factorization of 43108

Prime factors of 43108 are 2, 13, 829. Prime factorization of 43108 in exponential form is:

43108 = 2² × 13¹ × 829¹

Step-2: Prime Factorization of 43121

Prime factors of 43121 are 13, 31, 107. Prime factorization of 43121 in exponential form is:

43121 = 13¹ × 31¹ × 107¹

Step-3: Factors of 43108

List of positive integer factors of 43108 that divides 43108 without a remainder.

1, 2, 4, 13, 26, 52, 829, 1658, 3316, 10777, 21554

Step-4: Factors of 43121

List of positive integer factors of 43121 that divides 43108 without a remainder.

1, 13, 31, 107, 403, 1391, 3317

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43108 and 43121. The biggest common factor number is the GCF number.
So the greatest common factor 43108 and 43121 is 13.

Also check out the Least Common Multiple of 43108 and 43121