What is the Greatest Common Factor of 18147 and 18165?

Greatest common factor (GCF) of 18147 and 18165 is 3.

GCF(18147,18165) = 3

We will now calculate the prime factors of 18147 and 18165, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18147 and 18165.

How to find the GCF of 18147 and 18165?

We will first find the prime factorization of 18147 and 18165. After we will calculate the factors of 18147 and 18165 and find the biggest common factor number .

Step-1: Prime Factorization of 18147

Prime factors of 18147 are 3, 23, 263. Prime factorization of 18147 in exponential form is:

18147 = 3¹ × 23¹ × 263¹

Step-2: Prime Factorization of 18165

Prime factors of 18165 are 3, 5, 7, 173. Prime factorization of 18165 in exponential form is:

18165 = 3¹ × 5¹ × 7¹ × 173¹

Step-3: Factors of 18147

List of positive integer factors of 18147 that divides 18147 without a remainder.

1, 3, 23, 69, 263, 789, 6049

Step-4: Factors of 18165

List of positive integer factors of 18165 that divides 18147 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 173, 519, 865, 1211, 2595, 3633, 6055

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18147 and 18165. The biggest common factor number is the GCF number.
So the greatest common factor 18147 and 18165 is 3.

Also check out the Least Common Multiple of 18147 and 18165