What is the Greatest Common Factor of 15531 and 15539?

Greatest common factor (GCF) of 15531 and 15539 is 1.

GCF(15531,15539) = 1

We will now calculate the prime factors of 15531 and 15539, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15531 and 15539.

How to find the GCF of 15531 and 15539?

We will first find the prime factorization of 15531 and 15539. After we will calculate the factors of 15531 and 15539 and find the biggest common factor number .

Step-1: Prime Factorization of 15531

Prime factors of 15531 are 3, 31, 167. Prime factorization of 15531 in exponential form is:

15531 = 3¹ × 31¹ × 167¹

Step-2: Prime Factorization of 15539

Prime factors of 15539 are 41, 379. Prime factorization of 15539 in exponential form is:

15539 = 41¹ × 379¹

Step-3: Factors of 15531

List of positive integer factors of 15531 that divides 15531 without a remainder.

1, 3, 31, 93, 167, 501, 5177

Step-4: Factors of 15539

List of positive integer factors of 15539 that divides 15531 without a remainder.

1, 41, 379

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15531 and 15539. The biggest common factor number is the GCF number.
So the greatest common factor 15531 and 15539 is 1.

Also check out the Least Common Multiple of 15531 and 15539