What is the Greatest Common Factor of 18081 and 18087?

Greatest common factor (GCF) of 18081 and 18087 is 3.

GCF(18081,18087) = 3

We will now calculate the prime factors of 18081 and 18087, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18081 and 18087.

How to find the GCF of 18081 and 18087?

We will first find the prime factorization of 18081 and 18087. After we will calculate the factors of 18081 and 18087 and find the biggest common factor number .

Step-1: Prime Factorization of 18081

Prime factors of 18081 are 3, 7, 41. Prime factorization of 18081 in exponential form is:

18081 = 3² × 7² × 41¹

Step-2: Prime Factorization of 18087

Prime factors of 18087 are 3, 6029. Prime factorization of 18087 in exponential form is:

18087 = 3¹ × 6029¹

Step-3: Factors of 18081

List of positive integer factors of 18081 that divides 18081 without a remainder.

1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 2009, 2583, 6027

Step-4: Factors of 18087

List of positive integer factors of 18087 that divides 18081 without a remainder.

1, 3, 6029

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18081 and 18087. The biggest common factor number is the GCF number.
So the greatest common factor 18081 and 18087 is 3.

Also check out the Least Common Multiple of 18081 and 18087