What is the Greatest Common Factor of 27128 and 27138?

Greatest common factor (GCF) of 27128 and 27138 is 2.

GCF(27128,27138) = 2

We will now calculate the prime factors of 27128 and 27138, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27128 and 27138.

How to find the GCF of 27128 and 27138?

We will first find the prime factorization of 27128 and 27138. After we will calculate the factors of 27128 and 27138 and find the biggest common factor number .

Step-1: Prime Factorization of 27128

Prime factors of 27128 are 2, 3391. Prime factorization of 27128 in exponential form is:

27128 = 2³ × 3391¹

Step-2: Prime Factorization of 27138

Prime factors of 27138 are 2, 3, 4523. Prime factorization of 27138 in exponential form is:

27138 = 2¹ × 3¹ × 4523¹

Step-3: Factors of 27128

List of positive integer factors of 27128 that divides 27128 without a remainder.

1, 2, 4, 8, 3391, 6782, 13564

Step-4: Factors of 27138

List of positive integer factors of 27138 that divides 27128 without a remainder.

1, 2, 3, 6, 4523, 9046, 13569

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27128 and 27138. The biggest common factor number is the GCF number.
So the greatest common factor 27128 and 27138 is 2.

Also check out the Least Common Multiple of 27128 and 27138