What is the Greatest Common Factor of 6515 and 6530?

Greatest common factor (GCF) of 6515 and 6530 is 5.

GCF(6515,6530) = 5

We will now calculate the prime factors of 6515 and 6530, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6515 and 6530.

How to find the GCF of 6515 and 6530?

We will first find the prime factorization of 6515 and 6530. After we will calculate the factors of 6515 and 6530 and find the biggest common factor number .

Step-1: Prime Factorization of 6515

Prime factors of 6515 are 5, 1303. Prime factorization of 6515 in exponential form is:

6515 = 5¹ × 1303¹

Step-2: Prime Factorization of 6530

Prime factors of 6530 are 2, 5, 653. Prime factorization of 6530 in exponential form is:

6530 = 2¹ × 5¹ × 653¹

Step-3: Factors of 6515

List of positive integer factors of 6515 that divides 6515 without a remainder.

1, 5, 1303

Step-4: Factors of 6530

List of positive integer factors of 6530 that divides 6515 without a remainder.

1, 2, 5, 10, 653, 1306, 3265

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6515 and 6530. The biggest common factor number is the GCF number.
So the greatest common factor 6515 and 6530 is 5.

Also check out the Least Common Multiple of 6515 and 6530