What is the Greatest Common Factor of 72217 and 72221?

Greatest common factor (GCF) of 72217 and 72221 is 1.

GCF(72217,72221) = 1

We will now calculate the prime factors of 72217 and 72221, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72217 and 72221.

How to find the GCF of 72217 and 72221?

We will first find the prime factorization of 72217 and 72221. After we will calculate the factors of 72217 and 72221 and find the biggest common factor number .

Step-1: Prime Factorization of 72217

Prime factors of 72217 are 257, 281. Prime factorization of 72217 in exponential form is:

72217 = 257¹ × 281¹

Step-2: Prime Factorization of 72221

Prime factors of 72221 are 72221. Prime factorization of 72221 in exponential form is:

72221 = 72221¹

Step-3: Factors of 72217

List of positive integer factors of 72217 that divides 72217 without a remainder.

1, 257, 281

Step-4: Factors of 72221

List of positive integer factors of 72221 that divides 72217 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72217 and 72221. The biggest common factor number is the GCF number.
So the greatest common factor 72217 and 72221 is 1.

Also check out the Least Common Multiple of 72217 and 72221