What is the Greatest Common Factor of 99 and 114?

Greatest common factor (GCF) of 99 and 114 is 3.

GCF(99,114) = 3

We will now calculate the prime factors of 99 and 114, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99 and 114.

How to find the GCF of 99 and 114?

We will first find the prime factorization of 99 and 114. After we will calculate the factors of 99 and 114 and find the biggest common factor number .

Step-1: Prime Factorization of 99

Prime factors of 99 are 3, 11. Prime factorization of 99 in exponential form is:

99 = 3² × 11¹

Step-2: Prime Factorization of 114

Prime factors of 114 are 2, 3, 19. Prime factorization of 114 in exponential form is:

114 = 2¹ × 3¹ × 19¹

Step-3: Factors of 99

List of positive integer factors of 99 that divides 99 without a remainder.

1, 3, 9, 11, 33

Step-4: Factors of 114

List of positive integer factors of 114 that divides 99 without a remainder.

1, 2, 3, 6, 19, 38, 57

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99 and 114. The biggest common factor number is the GCF number.
So the greatest common factor 99 and 114 is 3.

Also check out the Least Common Multiple of 99 and 114