What is the Greatest Common Factor of 45009 and 45020?

Greatest common factor (GCF) of 45009 and 45020 is 1.

GCF(45009,45020) = 1

We will now calculate the prime factors of 45009 and 45020, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45009 and 45020.

How to find the GCF of 45009 and 45020?

We will first find the prime factorization of 45009 and 45020. After we will calculate the factors of 45009 and 45020 and find the biggest common factor number .

Step-1: Prime Factorization of 45009

Prime factors of 45009 are 3, 1667. Prime factorization of 45009 in exponential form is:

45009 = 3³ × 1667¹

Step-2: Prime Factorization of 45020

Prime factors of 45020 are 2, 5, 2251. Prime factorization of 45020 in exponential form is:

45020 = 2² × 5¹ × 2251¹

Step-3: Factors of 45009

List of positive integer factors of 45009 that divides 45009 without a remainder.

1, 3, 9, 27, 1667, 5001, 15003

Step-4: Factors of 45020

List of positive integer factors of 45020 that divides 45009 without a remainder.

1, 2, 4, 5, 10, 20, 2251, 4502, 9004, 11255, 22510

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 45009 and 45020. The biggest common factor number is the GCF number.
So the greatest common factor 45009 and 45020 is 1.

Also check out the Least Common Multiple of 45009 and 45020