What is the Greatest Common Factor of 27979 and 27988?

Greatest common factor (GCF) of 27979 and 27988 is 1.

GCF(27979,27988) = 1

We will now calculate the prime factors of 27979 and 27988, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27979 and 27988.

How to find the GCF of 27979 and 27988?

We will first find the prime factorization of 27979 and 27988. After we will calculate the factors of 27979 and 27988 and find the biggest common factor number .

Step-1: Prime Factorization of 27979

Prime factors of 27979 are 7, 571. Prime factorization of 27979 in exponential form is:

27979 = 7² × 571¹

Step-2: Prime Factorization of 27988

Prime factors of 27988 are 2, 6997. Prime factorization of 27988 in exponential form is:

27988 = 2² × 6997¹

Step-3: Factors of 27979

List of positive integer factors of 27979 that divides 27979 without a remainder.

1, 7, 49, 571, 3997

Step-4: Factors of 27988

List of positive integer factors of 27988 that divides 27979 without a remainder.

1, 2, 4, 6997, 13994

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27979 and 27988. The biggest common factor number is the GCF number.
So the greatest common factor 27979 and 27988 is 1.

Also check out the Least Common Multiple of 27979 and 27988