What is the Greatest Common Factor of 99639 and 99657?

Greatest common factor (GCF) of 99639 and 99657 is 9.

GCF(99639,99657) = 9

We will now calculate the prime factors of 99639 and 99657, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99639 and 99657.

How to find the GCF of 99639 and 99657?

We will first find the prime factorization of 99639 and 99657. After we will calculate the factors of 99639 and 99657 and find the biggest common factor number .

Step-1: Prime Factorization of 99639

Prime factors of 99639 are 3, 11071. Prime factorization of 99639 in exponential form is:

99639 = 3² × 11071¹

Step-2: Prime Factorization of 99657

Prime factors of 99657 are 3, 3691. Prime factorization of 99657 in exponential form is:

99657 = 3³ × 3691¹

Step-3: Factors of 99639

List of positive integer factors of 99639 that divides 99639 without a remainder.

1, 3, 9, 11071, 33213

Step-4: Factors of 99657

List of positive integer factors of 99657 that divides 99639 without a remainder.

1, 3, 9, 27, 3691, 11073, 33219

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99639 and 99657. The biggest common factor number is the GCF number.
So the greatest common factor 99639 and 99657 is 9.

Also check out the Least Common Multiple of 99639 and 99657