What is the Greatest Common Factor of 7915 and 7928?

Greatest common factor (GCF) of 7915 and 7928 is 1.

GCF(7915,7928) = 1

We will now calculate the prime factors of 7915 and 7928, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7915 and 7928.

How to find the GCF of 7915 and 7928?

We will first find the prime factorization of 7915 and 7928. After we will calculate the factors of 7915 and 7928 and find the biggest common factor number .

Step-1: Prime Factorization of 7915

Prime factors of 7915 are 5, 1583. Prime factorization of 7915 in exponential form is:

7915 = 5¹ × 1583¹

Step-2: Prime Factorization of 7928

Prime factors of 7928 are 2, 991. Prime factorization of 7928 in exponential form is:

7928 = 2³ × 991¹

Step-3: Factors of 7915

List of positive integer factors of 7915 that divides 7915 without a remainder.

1, 5, 1583

Step-4: Factors of 7928

List of positive integer factors of 7928 that divides 7915 without a remainder.

1, 2, 4, 8, 991, 1982, 3964

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7915 and 7928. The biggest common factor number is the GCF number.
So the greatest common factor 7915 and 7928 is 1.

Also check out the Least Common Multiple of 7915 and 7928