What is the Greatest Common Factor of 12045 and 12063?

Greatest common factor (GCF) of 12045 and 12063 is 3.

GCF(12045,12063) = 3

We will now calculate the prime factors of 12045 and 12063, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12045 and 12063.

How to find the GCF of 12045 and 12063?

We will first find the prime factorization of 12045 and 12063. After we will calculate the factors of 12045 and 12063 and find the biggest common factor number .

Step-1: Prime Factorization of 12045

Prime factors of 12045 are 3, 5, 11, 73. Prime factorization of 12045 in exponential form is:

12045 = 3¹ × 5¹ × 11¹ × 73¹

Step-2: Prime Factorization of 12063

Prime factors of 12063 are 3, 4021. Prime factorization of 12063 in exponential form is:

12063 = 3¹ × 4021¹

Step-3: Factors of 12045

List of positive integer factors of 12045 that divides 12045 without a remainder.

1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 2409, 4015

Step-4: Factors of 12063

List of positive integer factors of 12063 that divides 12045 without a remainder.

1, 3, 4021

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12045 and 12063. The biggest common factor number is the GCF number.
So the greatest common factor 12045 and 12063 is 3.

Also check out the Least Common Multiple of 12045 and 12063