What is the Greatest Common Factor of 9138 and 9142?

Greatest common factor (GCF) of 9138 and 9142 is 2.

GCF(9138,9142) = 2

We will now calculate the prime factors of 9138 and 9142, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9138 and 9142.

How to find the GCF of 9138 and 9142?

We will first find the prime factorization of 9138 and 9142. After we will calculate the factors of 9138 and 9142 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 9142

Prime factors of 9142 are 2, 7, 653. Prime factorization of 9142 in exponential form is:

9142 = 2¹ × 7¹ × 653¹

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 9142

List of positive integer factors of 9142 that divides 9138 without a remainder.

1, 2, 7, 14, 653, 1306, 4571

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9138 and 9142. The biggest common factor number is the GCF number.
So the greatest common factor 9138 and 9142 is 2.

Also check out the Least Common Multiple of 9138 and 9142