What is the Greatest Common Factor of 72123 and 72137?

Greatest common factor (GCF) of 72123 and 72137 is 1.

GCF(72123,72137) = 1

We will now calculate the prime factors of 72123 and 72137, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72123 and 72137.

How to find the GCF of 72123 and 72137?

We will first find the prime factorization of 72123 and 72137. After we will calculate the factors of 72123 and 72137 and find the biggest common factor number .

Step-1: Prime Factorization of 72123

Prime factors of 72123 are 3, 29, 829. Prime factorization of 72123 in exponential form is:

72123 = 3¹ × 29¹ × 829¹

Step-2: Prime Factorization of 72137

Prime factors of 72137 are 13, 31, 179. Prime factorization of 72137 in exponential form is:

72137 = 13¹ × 31¹ × 179¹

Step-3: Factors of 72123

List of positive integer factors of 72123 that divides 72123 without a remainder.

1, 3, 29, 87, 829, 2487, 24041

Step-4: Factors of 72137

List of positive integer factors of 72137 that divides 72123 without a remainder.

1, 13, 31, 179, 403, 2327, 5549

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72123 and 72137. The biggest common factor number is the GCF number.
So the greatest common factor 72123 and 72137 is 1.

Also check out the Least Common Multiple of 72123 and 72137