What is the Greatest Common Factor of 18287 and 18305?

Greatest common factor (GCF) of 18287 and 18305 is 1.

GCF(18287,18305) = 1

We will now calculate the prime factors of 18287 and 18305, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18287 and 18305.

How to find the GCF of 18287 and 18305?

We will first find the prime factorization of 18287 and 18305. After we will calculate the factors of 18287 and 18305 and find the biggest common factor number .

Step-1: Prime Factorization of 18287

Prime factors of 18287 are 18287. Prime factorization of 18287 in exponential form is:

18287 = 18287¹

Step-2: Prime Factorization of 18305

Prime factors of 18305 are 5, 7, 523. Prime factorization of 18305 in exponential form is:

18305 = 5¹ × 7¹ × 523¹

Step-3: Factors of 18287

List of positive integer factors of 18287 that divides 18287 without a remainder.

Step-4: Factors of 18305

List of positive integer factors of 18305 that divides 18287 without a remainder.

1, 5, 7, 35, 523, 2615, 3661

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18287 and 18305. The biggest common factor number is the GCF number.
So the greatest common factor 18287 and 18305 is 1.

Also check out the Least Common Multiple of 18287 and 18305