What is the Greatest Common Factor of 30321 and 30339?

Greatest common factor (GCF) of 30321 and 30339 is 9.

GCF(30321,30339) = 9

We will now calculate the prime factors of 30321 and 30339, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30321 and 30339.

How to find the GCF of 30321 and 30339?

We will first find the prime factorization of 30321 and 30339. After we will calculate the factors of 30321 and 30339 and find the biggest common factor number .

Step-1: Prime Factorization of 30321

Prime factors of 30321 are 3, 1123. Prime factorization of 30321 in exponential form is:

30321 = 3³ × 1123¹

Step-2: Prime Factorization of 30339

Prime factors of 30339 are 3, 3371. Prime factorization of 30339 in exponential form is:

30339 = 3² × 3371¹

Step-3: Factors of 30321

List of positive integer factors of 30321 that divides 30321 without a remainder.

1, 3, 9, 27, 1123, 3369, 10107

Step-4: Factors of 30339

List of positive integer factors of 30339 that divides 30321 without a remainder.

1, 3, 9, 3371, 10113

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30321 and 30339. The biggest common factor number is the GCF number.
So the greatest common factor 30321 and 30339 is 9.

Also check out the Least Common Multiple of 30321 and 30339