What is the Greatest Common Factor of 72239 and 72257?

Greatest common factor (GCF) of 72239 and 72257 is 1.

GCF(72239,72257) = 1

We will now calculate the prime factors of 72239 and 72257, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72239 and 72257.

How to find the GCF of 72239 and 72257?

We will first find the prime factorization of 72239 and 72257. After we will calculate the factors of 72239 and 72257 and find the biggest common factor number .

Step-1: Prime Factorization of 72239

Prime factors of 72239 are 29, 47, 53. Prime factorization of 72239 in exponential form is:

72239 = 29¹ × 47¹ × 53¹

Step-2: Prime Factorization of 72257

Prime factors of 72257 are 19, 3803. Prime factorization of 72257 in exponential form is:

72257 = 19¹ × 3803¹

Step-3: Factors of 72239

List of positive integer factors of 72239 that divides 72239 without a remainder.

1, 29, 47, 53, 1363, 1537, 2491

Step-4: Factors of 72257

List of positive integer factors of 72257 that divides 72239 without a remainder.

1, 19, 3803

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72239 and 72257. The biggest common factor number is the GCF number.
So the greatest common factor 72239 and 72257 is 1.

Also check out the Least Common Multiple of 72239 and 72257