What is the Greatest Common Factor of 18423 and 18427?

Greatest common factor (GCF) of 18423 and 18427 is 1.

GCF(18423,18427) = 1

We will now calculate the prime factors of 18423 and 18427, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18423 and 18427.

How to find the GCF of 18423 and 18427?

We will first find the prime factorization of 18423 and 18427. After we will calculate the factors of 18423 and 18427 and find the biggest common factor number .

Step-1: Prime Factorization of 18423

Prime factors of 18423 are 3, 23, 89. Prime factorization of 18423 in exponential form is:

18423 = 3² × 23¹ × 89¹

Step-2: Prime Factorization of 18427

Prime factors of 18427 are 18427. Prime factorization of 18427 in exponential form is:

18427 = 18427¹

Step-3: Factors of 18423

List of positive integer factors of 18423 that divides 18423 without a remainder.

1, 3, 9, 23, 69, 89, 207, 267, 801, 2047, 6141

Step-4: Factors of 18427

List of positive integer factors of 18427 that divides 18423 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18423 and 18427. The biggest common factor number is the GCF number.
So the greatest common factor 18423 and 18427 is 1.

Also check out the Least Common Multiple of 18423 and 18427