What is the Greatest Common Factor of 18389 and 18397?

Greatest common factor (GCF) of 18389 and 18397 is 1.

GCF(18389,18397) = 1

We will now calculate the prime factors of 18389 and 18397, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18389 and 18397.

How to find the GCF of 18389 and 18397?

We will first find the prime factorization of 18389 and 18397. After we will calculate the factors of 18389 and 18397 and find the biggest common factor number .

Step-1: Prime Factorization of 18389

Prime factors of 18389 are 7, 37, 71. Prime factorization of 18389 in exponential form is:

18389 = 7¹ × 37¹ × 71¹

Step-2: Prime Factorization of 18397

Prime factors of 18397 are 18397. Prime factorization of 18397 in exponential form is:

18397 = 18397¹

Step-3: Factors of 18389

List of positive integer factors of 18389 that divides 18389 without a remainder.

1, 7, 37, 71, 259, 497, 2627

Step-4: Factors of 18397

List of positive integer factors of 18397 that divides 18389 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18389 and 18397. The biggest common factor number is the GCF number.
So the greatest common factor 18389 and 18397 is 1.

Also check out the Least Common Multiple of 18389 and 18397