What is the Greatest Common Factor of 6315 and 6330?

Greatest common factor (GCF) of 6315 and 6330 is 15.

GCF(6315,6330) = 15

We will now calculate the prime factors of 6315 and 6330, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6315 and 6330.

How to find the GCF of 6315 and 6330?

We will first find the prime factorization of 6315 and 6330. After we will calculate the factors of 6315 and 6330 and find the biggest common factor number .

Step-1: Prime Factorization of 6315

Prime factors of 6315 are 3, 5, 421. Prime factorization of 6315 in exponential form is:

6315 = 3¹ × 5¹ × 421¹

Step-2: Prime Factorization of 6330

Prime factors of 6330 are 2, 3, 5, 211. Prime factorization of 6330 in exponential form is:

6330 = 2¹ × 3¹ × 5¹ × 211¹

Step-3: Factors of 6315

List of positive integer factors of 6315 that divides 6315 without a remainder.

1, 3, 5, 15, 421, 1263, 2105

Step-4: Factors of 6330

List of positive integer factors of 6330 that divides 6315 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6315 and 6330. The biggest common factor number is the GCF number.
So the greatest common factor 6315 and 6330 is 15.

Also check out the Least Common Multiple of 6315 and 6330