What is the Greatest Common Factor of 15315 and 15331?

Greatest common factor (GCF) of 15315 and 15331 is 1.

GCF(15315,15331) = 1

We will now calculate the prime factors of 15315 and 15331, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15315 and 15331.

How to find the GCF of 15315 and 15331?

We will first find the prime factorization of 15315 and 15331. After we will calculate the factors of 15315 and 15331 and find the biggest common factor number .

Step-1: Prime Factorization of 15315

Prime factors of 15315 are 3, 5, 1021. Prime factorization of 15315 in exponential form is:

15315 = 3¹ × 5¹ × 1021¹

Step-2: Prime Factorization of 15331

Prime factors of 15331 are 15331. Prime factorization of 15331 in exponential form is:

15331 = 15331¹

Step-3: Factors of 15315

List of positive integer factors of 15315 that divides 15315 without a remainder.

1, 3, 5, 15, 1021, 3063, 5105

Step-4: Factors of 15331

List of positive integer factors of 15331 that divides 15315 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15315 and 15331. The biggest common factor number is the GCF number.
So the greatest common factor 15315 and 15331 is 1.

Also check out the Least Common Multiple of 15315 and 15331