What is the Greatest Common Factor of 15009 and 15020?

Greatest common factor (GCF) of 15009 and 15020 is 1.

GCF(15009,15020) = 1

We will now calculate the prime factors of 15009 and 15020, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15009 and 15020.

How to find the GCF of 15009 and 15020?

We will first find the prime factorization of 15009 and 15020. After we will calculate the factors of 15009 and 15020 and find the biggest common factor number .

Step-1: Prime Factorization of 15009

Prime factors of 15009 are 3, 5003. Prime factorization of 15009 in exponential form is:

15009 = 3¹ × 5003¹

Step-2: Prime Factorization of 15020

Prime factors of 15020 are 2, 5, 751. Prime factorization of 15020 in exponential form is:

15020 = 2² × 5¹ × 751¹

Step-3: Factors of 15009

List of positive integer factors of 15009 that divides 15009 without a remainder.

1, 3, 5003

Step-4: Factors of 15020

List of positive integer factors of 15020 that divides 15009 without a remainder.

1, 2, 4, 5, 10, 20, 751, 1502, 3004, 3755, 7510

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15009 and 15020. The biggest common factor number is the GCF number.
So the greatest common factor 15009 and 15020 is 1.

Also check out the Least Common Multiple of 15009 and 15020