What is the Greatest Common Factor of 8115 and 8130?

Greatest common factor (GCF) of 8115 and 8130 is 15.

GCF(8115,8130) = 15

We will now calculate the prime factors of 8115 and 8130, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8115 and 8130.

How to find the GCF of 8115 and 8130?

We will first find the prime factorization of 8115 and 8130. After we will calculate the factors of 8115 and 8130 and find the biggest common factor number .

Step-1: Prime Factorization of 8115

Prime factors of 8115 are 3, 5, 541. Prime factorization of 8115 in exponential form is:

8115 = 3¹ × 5¹ × 541¹

Step-2: Prime Factorization of 8130

Prime factors of 8130 are 2, 3, 5, 271. Prime factorization of 8130 in exponential form is:

8130 = 2¹ × 3¹ × 5¹ × 271¹

Step-3: Factors of 8115

List of positive integer factors of 8115 that divides 8115 without a remainder.

1, 3, 5, 15, 541, 1623, 2705

Step-4: Factors of 8130

List of positive integer factors of 8130 that divides 8115 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2710, 4065

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8115 and 8130. The biggest common factor number is the GCF number.
So the greatest common factor 8115 and 8130 is 15.

Also check out the Least Common Multiple of 8115 and 8130