What is the Greatest Common Factor of 72291 and 72297?

Greatest common factor (GCF) of 72291 and 72297 is 3.

GCF(72291,72297) = 3

We will now calculate the prime factors of 72291 and 72297, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72291 and 72297.

How to find the GCF of 72291 and 72297?

We will first find the prime factorization of 72291 and 72297. After we will calculate the factors of 72291 and 72297 and find the biggest common factor number .

Step-1: Prime Factorization of 72291

Prime factors of 72291 are 3, 24097. Prime factorization of 72291 in exponential form is:

72291 = 3¹ × 24097¹

Step-2: Prime Factorization of 72297

Prime factors of 72297 are 3, 29, 277. Prime factorization of 72297 in exponential form is:

72297 = 3² × 29¹ × 277¹

Step-3: Factors of 72291

List of positive integer factors of 72291 that divides 72291 without a remainder.

1, 3, 24097

Step-4: Factors of 72297

List of positive integer factors of 72297 that divides 72291 without a remainder.

1, 3, 9, 29, 87, 261, 277, 831, 2493, 8033, 24099

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72291 and 72297. The biggest common factor number is the GCF number.
So the greatest common factor 72291 and 72297 is 3.

Also check out the Least Common Multiple of 72291 and 72297