What is the Greatest Common Factor of 13915 and 13931?

Greatest common factor (GCF) of 13915 and 13931 is 1.

GCF(13915,13931) = 1

We will now calculate the prime factors of 13915 and 13931, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13915 and 13931.

How to find the GCF of 13915 and 13931?

We will first find the prime factorization of 13915 and 13931. After we will calculate the factors of 13915 and 13931 and find the biggest common factor number .

Step-1: Prime Factorization of 13915

Prime factors of 13915 are 5, 11, 23. Prime factorization of 13915 in exponential form is:

13915 = 5¹ × 11² × 23¹

Step-2: Prime Factorization of 13931

Prime factors of 13931 are 13931. Prime factorization of 13931 in exponential form is:

13931 = 13931¹

Step-3: Factors of 13915

List of positive integer factors of 13915 that divides 13915 without a remainder.

1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783

Step-4: Factors of 13931

List of positive integer factors of 13931 that divides 13915 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13915 and 13931. The biggest common factor number is the GCF number.
So the greatest common factor 13915 and 13931 is 1.

Also check out the Least Common Multiple of 13915 and 13931