What is the Greatest Common Factor of 23128 and 23138?

Greatest common factor (GCF) of 23128 and 23138 is 2.

GCF(23128,23138) = 2

We will now calculate the prime factors of 23128 and 23138, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 23128 and 23138.

How to find the GCF of 23128 and 23138?

We will first find the prime factorization of 23128 and 23138. After we will calculate the factors of 23128 and 23138 and find the biggest common factor number .

Step-1: Prime Factorization of 23128

Prime factors of 23128 are 2, 7, 59. Prime factorization of 23128 in exponential form is:

23128 = 2³ × 7² × 59¹

Step-2: Prime Factorization of 23138

Prime factors of 23138 are 2, 23, 503. Prime factorization of 23138 in exponential form is:

23138 = 2¹ × 23¹ × 503¹

Step-3: Factors of 23128

List of positive integer factors of 23128 that divides 23128 without a remainder.

1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 826, 1652, 2891, 3304, 5782, 11564

Step-4: Factors of 23138

List of positive integer factors of 23138 that divides 23128 without a remainder.

1, 2, 23, 46, 503, 1006, 11569

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 23128 and 23138. The biggest common factor number is the GCF number.
So the greatest common factor 23128 and 23138 is 2.

Also check out the Least Common Multiple of 23128 and 23138