What is the Greatest Common Factor of 72391 and 72403?

Greatest common factor (GCF) of 72391 and 72403 is 1.

GCF(72391,72403) = 1

We will now calculate the prime factors of 72391 and 72403, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72391 and 72403.

How to find the GCF of 72391 and 72403?

We will first find the prime factorization of 72391 and 72403. After we will calculate the factors of 72391 and 72403 and find the biggest common factor number .

Step-1: Prime Factorization of 72391

Prime factors of 72391 are 11, 6581. Prime factorization of 72391 in exponential form is:

72391 = 11¹ × 6581¹

Step-2: Prime Factorization of 72403

Prime factors of 72403 are 17, 4259. Prime factorization of 72403 in exponential form is:

72403 = 17¹ × 4259¹

Step-3: Factors of 72391

List of positive integer factors of 72391 that divides 72391 without a remainder.

1, 11, 6581

Step-4: Factors of 72403

List of positive integer factors of 72403 that divides 72391 without a remainder.

1, 17, 4259

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72391 and 72403. The biggest common factor number is the GCF number.
So the greatest common factor 72391 and 72403 is 1.

Also check out the Least Common Multiple of 72391 and 72403