What is the Greatest Common Factor of 72309 and 72317?

Greatest common factor (GCF) of 72309 and 72317 is 1.

GCF(72309,72317) = 1

We will now calculate the prime factors of 72309 and 72317, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72309 and 72317.

How to find the GCF of 72309 and 72317?

We will first find the prime factorization of 72309 and 72317. After we will calculate the factors of 72309 and 72317 and find the biggest common factor number .

Step-1: Prime Factorization of 72309

Prime factors of 72309 are 3, 24103. Prime factorization of 72309 in exponential form is:

72309 = 3¹ × 24103¹

Step-2: Prime Factorization of 72317

Prime factors of 72317 are 7, 10331. Prime factorization of 72317 in exponential form is:

72317 = 7¹ × 10331¹

Step-3: Factors of 72309

List of positive integer factors of 72309 that divides 72309 without a remainder.

1, 3, 24103

Step-4: Factors of 72317

List of positive integer factors of 72317 that divides 72309 without a remainder.

1, 7, 10331

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72309 and 72317. The biggest common factor number is the GCF number.
So the greatest common factor 72309 and 72317 is 1.

Also check out the Least Common Multiple of 72309 and 72317