What is the Greatest Common Factor of 77968 and 77979?

Greatest common factor (GCF) of 77968 and 77979 is 11.

GCF(77968,77979) = 11

We will now calculate the prime factors of 77968 and 77979, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77968 and 77979.

How to find the GCF of 77968 and 77979?

We will first find the prime factorization of 77968 and 77979. After we will calculate the factors of 77968 and 77979 and find the biggest common factor number .

Step-1: Prime Factorization of 77968

Prime factors of 77968 are 2, 11, 443. Prime factorization of 77968 in exponential form is:

77968 = 2⁴ × 11¹ × 443¹

Step-2: Prime Factorization of 77979

Prime factors of 77979 are 3, 11, 17, 139. Prime factorization of 77979 in exponential form is:

77979 = 3¹ × 11¹ × 17¹ × 139¹

Step-3: Factors of 77968

List of positive integer factors of 77968 that divides 77968 without a remainder.

1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 443, 886, 1772, 3544, 4873, 7088, 9746, 19492, 38984

Step-4: Factors of 77979

List of positive integer factors of 77979 that divides 77968 without a remainder.

1, 3, 11, 17, 33, 51, 139, 187, 417, 561, 1529, 2363, 4587, 7089, 25993

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77968 and 77979. The biggest common factor number is the GCF number.
So the greatest common factor 77968 and 77979 is 11.

Also check out the Least Common Multiple of 77968 and 77979