What is the Greatest Common Factor of 45117 and 45123?

Greatest common factor (GCF) of 45117 and 45123 is 3.

GCF(45117,45123) = 3

We will now calculate the prime factors of 45117 and 45123, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45117 and 45123.

How to find the GCF of 45117 and 45123?

We will first find the prime factorization of 45117 and 45123. After we will calculate the factors of 45117 and 45123 and find the biggest common factor number .

Step-1: Prime Factorization of 45117

Prime factors of 45117 are 3, 557. Prime factorization of 45117 in exponential form is:

45117 = 3⁴ × 557¹

Step-2: Prime Factorization of 45123

Prime factors of 45123 are 3, 13, 89. Prime factorization of 45123 in exponential form is:

45123 = 3¹ × 13² × 89¹

Step-3: Factors of 45117

List of positive integer factors of 45117 that divides 45117 without a remainder.

1, 3, 9, 27, 81, 557, 1671, 5013, 15039

Step-4: Factors of 45123

List of positive integer factors of 45123 that divides 45117 without a remainder.

1, 3, 13, 39, 89, 169, 267, 507, 1157, 3471, 15041

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45117 and 45123. The biggest common factor number is the GCF number.
So the greatest common factor 45117 and 45123 is 3.

Also check out the Least Common Multiple of 45117 and 45123