What is the Greatest Common Factor of 45405 and 45418?

Greatest common factor (GCF) of 45405 and 45418 is 1.

GCF(45405,45418) = 1

We will now calculate the prime factors of 45405 and 45418, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45405 and 45418.

How to find the GCF of 45405 and 45418?

We will first find the prime factorization of 45405 and 45418. After we will calculate the factors of 45405 and 45418 and find the biggest common factor number .

Step-1: Prime Factorization of 45405

Prime factors of 45405 are 3, 5, 1009. Prime factorization of 45405 in exponential form is:

45405 = 3² × 5¹ × 1009¹

Step-2: Prime Factorization of 45418

Prime factors of 45418 are 2, 22709. Prime factorization of 45418 in exponential form is:

45418 = 2¹ × 22709¹

Step-3: Factors of 45405

List of positive integer factors of 45405 that divides 45405 without a remainder.

1, 3, 5, 9, 15, 45, 1009, 3027, 5045, 9081, 15135

Step-4: Factors of 45418

List of positive integer factors of 45418 that divides 45405 without a remainder.

1, 2, 22709

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45405 and 45418. The biggest common factor number is the GCF number.
So the greatest common factor 45405 and 45418 is 1.

Also check out the Least Common Multiple of 45405 and 45418