What is the Greatest Common Factor of 72245 and 72257?

Greatest common factor (GCF) of 72245 and 72257 is 1.

GCF(72245,72257) = 1

We will now calculate the prime factors of 72245 and 72257, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72245 and 72257.

How to find the GCF of 72245 and 72257?

We will first find the prime factorization of 72245 and 72257. After we will calculate the factors of 72245 and 72257 and find the biggest common factor number .

Step-1: Prime Factorization of 72245

Prime factors of 72245 are 5, 14449. Prime factorization of 72245 in exponential form is:

72245 = 5¹ × 14449¹

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 72245

List of positive integer factors of 72245 that divides 72245 without a remainder.

1, 5, 14449

Step-4: Factors of 72257

List of positive integer factors of 72257 that divides 72245 without a remainder.

1, 19, 3803

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72245 and 72257. The biggest common factor number is the GCF number.
So the greatest common factor 72245 and 72257 is 1.

Also check out the Least Common Multiple of 72245 and 72257