What is the Greatest Common Factor of 22389 and 22403?

Greatest common factor (GCF) of 22389 and 22403 is 1.

GCF(22389,22403) = 1

We will now calculate the prime factors of 22389 and 22403, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 22389 and 22403.

How to find the GCF of 22389 and 22403?

We will first find the prime factorization of 22389 and 22403. After we will calculate the factors of 22389 and 22403 and find the biggest common factor number .

Step-1: Prime Factorization of 22389

Prime factors of 22389 are 3, 17, 439. Prime factorization of 22389 in exponential form is:

22389 = 3¹ × 17¹ × 439¹

Step-2: Prime Factorization of 22403

Prime factors of 22403 are 43, 521. Prime factorization of 22403 in exponential form is:

22403 = 43¹ × 521¹

Step-3: Factors of 22389

List of positive integer factors of 22389 that divides 22389 without a remainder.

1, 3, 17, 51, 439, 1317, 7463

Step-4: Factors of 22403

List of positive integer factors of 22403 that divides 22389 without a remainder.

1, 43, 521

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 22389 and 22403. The biggest common factor number is the GCF number.
So the greatest common factor 22389 and 22403 is 1.

Also check out the Least Common Multiple of 22389 and 22403