What is the Greatest Common Factor of 45145 and 45165?

Greatest common factor (GCF) of 45145 and 45165 is 5.

GCF(45145,45165) = 5

We will now calculate the prime factors of 45145 and 45165, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45145 and 45165.

How to find the GCF of 45145 and 45165?

We will first find the prime factorization of 45145 and 45165. After we will calculate the factors of 45145 and 45165 and find the biggest common factor number .

Step-1: Prime Factorization of 45145

Prime factors of 45145 are 5, 9029. Prime factorization of 45145 in exponential form is:

45145 = 5¹ × 9029¹

Step-2: Prime Factorization of 45165

Prime factors of 45165 are 3, 5, 3011. Prime factorization of 45165 in exponential form is:

45165 = 3¹ × 5¹ × 3011¹

Step-3: Factors of 45145

List of positive integer factors of 45145 that divides 45145 without a remainder.

1, 5, 9029

Step-4: Factors of 45165

List of positive integer factors of 45165 that divides 45145 without a remainder.

1, 3, 5, 15, 3011, 9033, 15055

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45145 and 45165. The biggest common factor number is the GCF number.
So the greatest common factor 45145 and 45165 is 5.

Also check out the Least Common Multiple of 45145 and 45165