What is the Greatest Common Factor of 3009 and 3021?

Greatest common factor (GCF) of 3009 and 3021 is 3.

GCF(3009,3021) = 3

We will now calculate the prime factors of 3009 and 3021, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3009 and 3021.

How to find the GCF of 3009 and 3021?

We will first find the prime factorization of 3009 and 3021. After we will calculate the factors of 3009 and 3021 and find the biggest common factor number .

Step-1: Prime Factorization of 3009

Prime factors of 3009 are 3, 17, 59. Prime factorization of 3009 in exponential form is:

3009 = 3¹ × 17¹ × 59¹

Step-2: Prime Factorization of 3021

Prime factors of 3021 are 3, 19, 53. Prime factorization of 3021 in exponential form is:

3021 = 3¹ × 19¹ × 53¹

Step-3: Factors of 3009

List of positive integer factors of 3009 that divides 3009 without a remainder.

1, 3, 17, 51, 59, 177, 1003

Step-4: Factors of 3021

List of positive integer factors of 3021 that divides 3009 without a remainder.

1, 3, 19, 53, 57, 159, 1007

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3009 and 3021. The biggest common factor number is the GCF number.
So the greatest common factor 3009 and 3021 is 3.

Also check out the Least Common Multiple of 3009 and 3021