What is the Greatest Common Factor of 42129 and 42137?

Greatest common factor (GCF) of 42129 and 42137 is 1.

GCF(42129,42137) = 1

We will now calculate the prime factors of 42129 and 42137, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42129 and 42137.

How to find the GCF of 42129 and 42137?

We will first find the prime factorization of 42129 and 42137. After we will calculate the factors of 42129 and 42137 and find the biggest common factor number .

Step-1: Prime Factorization of 42129

Prime factors of 42129 are 3, 31, 151. Prime factorization of 42129 in exponential form is:

42129 = 3² × 31¹ × 151¹

Step-2: Prime Factorization of 42137

Prime factors of 42137 are 29, 1453. Prime factorization of 42137 in exponential form is:

42137 = 29¹ × 1453¹

Step-3: Factors of 42129

List of positive integer factors of 42129 that divides 42129 without a remainder.

1, 3, 9, 31, 93, 151, 279, 453, 1359, 4681, 14043

Step-4: Factors of 42137

List of positive integer factors of 42137 that divides 42129 without a remainder.

1, 29, 1453

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42129 and 42137. The biggest common factor number is the GCF number.
So the greatest common factor 42129 and 42137 is 1.

Also check out the Least Common Multiple of 42129 and 42137