What is the Greatest Common Factor of 18180 and 18192?

Greatest common factor (GCF) of 18180 and 18192 is 12.

GCF(18180,18192) = 12

We will now calculate the prime factors of 18180 and 18192, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18180 and 18192.

How to find the GCF of 18180 and 18192?

We will first find the prime factorization of 18180 and 18192. After we will calculate the factors of 18180 and 18192 and find the biggest common factor number .

Step-1: Prime Factorization of 18180

Prime factors of 18180 are 2, 3, 5, 101. Prime factorization of 18180 in exponential form is:

18180 = 2² × 3² × 5¹ × 101¹

Step-2: Prime Factorization of 18192

Prime factors of 18192 are 2, 3, 379. Prime factorization of 18192 in exponential form is:

18192 = 2⁴ × 3¹ × 379¹

Step-3: Factors of 18180

List of positive integer factors of 18180 that divides 18180 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090

Step-4: Factors of 18192

List of positive integer factors of 18192 that divides 18180 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 379, 758, 1137, 1516, 2274, 3032, 4548, 6064, 9096

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18180 and 18192. The biggest common factor number is the GCF number.
So the greatest common factor 18180 and 18192 is 12.

Also check out the Least Common Multiple of 18180 and 18192