What is the Greatest Common Factor of 27003 and 27009?

Greatest common factor (GCF) of 27003 and 27009 is 3.

GCF(27003,27009) = 3

We will now calculate the prime factors of 27003 and 27009, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27003 and 27009.

How to find the GCF of 27003 and 27009?

We will first find the prime factorization of 27003 and 27009. After we will calculate the factors of 27003 and 27009 and find the biggest common factor number .

Step-1: Prime Factorization of 27003

Prime factors of 27003 are 3, 9001. Prime factorization of 27003 in exponential form is:

27003 = 3¹ × 9001¹

Step-2: Prime Factorization of 27009

Prime factors of 27009 are 3, 3001. Prime factorization of 27009 in exponential form is:

27009 = 3² × 3001¹

Step-3: Factors of 27003

List of positive integer factors of 27003 that divides 27003 without a remainder.

1, 3, 9001

Step-4: Factors of 27009

List of positive integer factors of 27009 that divides 27003 without a remainder.

1, 3, 9, 3001, 9003

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27003 and 27009. The biggest common factor number is the GCF number.
So the greatest common factor 27003 and 27009 is 3.

Also check out the Least Common Multiple of 27003 and 27009