What is the Greatest Common Factor of 18045 and 18061?

Greatest common factor (GCF) of 18045 and 18061 is 1.

GCF(18045,18061) = 1

We will now calculate the prime factors of 18045 and 18061, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18045 and 18061.

How to find the GCF of 18045 and 18061?

We will first find the prime factorization of 18045 and 18061. After we will calculate the factors of 18045 and 18061 and find the biggest common factor number .

Step-1: Prime Factorization of 18045

Prime factors of 18045 are 3, 5, 401. Prime factorization of 18045 in exponential form is:

18045 = 3² × 5¹ × 401¹

Step-2: Prime Factorization of 18061

Prime factors of 18061 are 18061. Prime factorization of 18061 in exponential form is:

18061 = 18061¹

Step-3: Factors of 18045

List of positive integer factors of 18045 that divides 18045 without a remainder.

1, 3, 5, 9, 15, 45, 401, 1203, 2005, 3609, 6015

Step-4: Factors of 18061

List of positive integer factors of 18061 that divides 18045 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18045 and 18061. The biggest common factor number is the GCF number.
So the greatest common factor 18045 and 18061 is 1.

Also check out the Least Common Multiple of 18045 and 18061