What is the Greatest Common Factor of 9138 and 9147?

Greatest common factor (GCF) of 9138 and 9147 is 3.

GCF(9138,9147) = 3

We will now calculate the prime factors of 9138 and 9147, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9138 and 9147.

How to find the GCF of 9138 and 9147?

We will first find the prime factorization of 9138 and 9147. After we will calculate the factors of 9138 and 9147 and find the biggest common factor number .

Step-1: Prime Factorization of 9138

Prime factors of 9138 are 2, 3, 1523. Prime factorization of 9138 in exponential form is:

9138 = 2¹ × 3¹ × 1523¹

Step-2: Prime Factorization of 9147

Prime factors of 9147 are 3, 3049. Prime factorization of 9147 in exponential form is:

9147 = 3¹ × 3049¹

Step-3: Factors of 9138

List of positive integer factors of 9138 that divides 9138 without a remainder.

1, 2, 3, 6, 1523, 3046, 4569

Step-4: Factors of 9147

List of positive integer factors of 9147 that divides 9138 without a remainder.

1, 3, 3049

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9138 and 9147. The biggest common factor number is the GCF number.
So the greatest common factor 9138 and 9147 is 3.

Also check out the Least Common Multiple of 9138 and 9147