What is the Greatest Common Factor of 78976 and 78992?

Greatest common factor (GCF) of 78976 and 78992 is 16.

GCF(78976,78992) = 16

We will now calculate the prime factors of 78976 and 78992, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78976 and 78992.

How to find the GCF of 78976 and 78992?

We will first find the prime factorization of 78976 and 78992. After we will calculate the factors of 78976 and 78992 and find the biggest common factor number .

Step-1: Prime Factorization of 78976

Prime factors of 78976 are 2, 617. Prime factorization of 78976 in exponential form is:

78976 = 2⁷ × 617¹

Step-2: Prime Factorization of 78992

Prime factors of 78992 are 2, 4937. Prime factorization of 78992 in exponential form is:

78992 = 2⁴ × 4937¹

Step-3: Factors of 78976

List of positive integer factors of 78976 that divides 78976 without a remainder.

1, 2, 4, 8, 16, 32, 64, 128, 617, 1234, 2468, 4936, 9872, 19744, 39488

Step-4: Factors of 78992

List of positive integer factors of 78992 that divides 78976 without a remainder.

1, 2, 4, 8, 16, 4937, 9874, 19748, 39496

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78976 and 78992. The biggest common factor number is the GCF number.
So the greatest common factor 78976 and 78992 is 16.

Also check out the Least Common Multiple of 78976 and 78992