What is the Greatest Common Factor of 64995 and 65015?

Greatest common factor (GCF) of 64995 and 65015 is 5.

GCF(64995,65015) = 5

We will now calculate the prime factors of 64995 and 65015, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64995 and 65015.

How to find the GCF of 64995 and 65015?

We will first find the prime factorization of 64995 and 65015. After we will calculate the factors of 64995 and 65015 and find the biggest common factor number .

Step-1: Prime Factorization of 64995

Prime factors of 64995 are 3, 5, 7, 619. Prime factorization of 64995 in exponential form is:

64995 = 3¹ × 5¹ × 7¹ × 619¹

Step-2: Prime Factorization of 65015

Prime factors of 65015 are 5, 13003. Prime factorization of 65015 in exponential form is:

65015 = 5¹ × 13003¹

Step-3: Factors of 64995

List of positive integer factors of 64995 that divides 64995 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 619, 1857, 3095, 4333, 9285, 12999, 21665

Step-4: Factors of 65015

List of positive integer factors of 65015 that divides 64995 without a remainder.

1, 5, 13003

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64995 and 65015. The biggest common factor number is the GCF number.
So the greatest common factor 64995 and 65015 is 5.

Also check out the Least Common Multiple of 64995 and 65015