What is the Greatest Common Factor of 18315 and 18331?

Greatest common factor (GCF) of 18315 and 18331 is 1.

GCF(18315,18331) = 1

We will now calculate the prime factors of 18315 and 18331, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18315 and 18331.

How to find the GCF of 18315 and 18331?

We will first find the prime factorization of 18315 and 18331. After we will calculate the factors of 18315 and 18331 and find the biggest common factor number .

Step-1: Prime Factorization of 18315

Prime factors of 18315 are 3, 5, 11, 37. Prime factorization of 18315 in exponential form is:

18315 = 3² × 5¹ × 11¹ × 37¹

Step-2: Prime Factorization of 18331

Prime factors of 18331 are 23, 797. Prime factorization of 18331 in exponential form is:

18331 = 23¹ × 797¹

Step-3: Factors of 18315

List of positive integer factors of 18315 that divides 18315 without a remainder.

1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 165, 185, 333, 407, 495, 555, 1221, 1665, 2035, 3663, 6105

Step-4: Factors of 18331

List of positive integer factors of 18331 that divides 18315 without a remainder.

1, 23, 797

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18315 and 18331. The biggest common factor number is the GCF number.
So the greatest common factor 18315 and 18331 is 1.

Also check out the Least Common Multiple of 18315 and 18331