GCF and LCM Calculator Logo

What is the Greatest Common Factor of 28966 and 28977?

Greatest common factor (GCF) of 28966 and 28977 is 1.

GCF(28966,28977) = 1

We will now calculate the prime factors of 28966 and 28977, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28966 and 28977.

GCF Calculator and
and

How to find the GCF of 28966 and 28977?

We will first find the prime factorization of 28966 and 28977. After we will calculate the factors of 28966 and 28977 and find the biggest common factor number .

Step-1: Prime Factorization of 28966

Prime factors of 28966 are 2, 7, 2069. Prime factorization of 28966 in exponential form is:

28966 = 21 × 71 × 20691

Step-2: Prime Factorization of 28977

Prime factors of 28977 are 3, 13, 743. Prime factorization of 28977 in exponential form is:

28977 = 31 × 131 × 7431

Step-3: Factors of 28966

List of positive integer factors of 28966 that divides 28966 without a remainder.

1, 2, 7, 14, 2069, 4138, 14483

Step-4: Factors of 28977

List of positive integer factors of 28977 that divides 28966 without a remainder.

1, 3, 13, 39, 743, 2229, 9659

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28966 and 28977. The biggest common factor number is the GCF number.
So the greatest common factor 28966 and 28977 is 1.

Also check out the Least Common Multiple of 28966 and 28977