What is the Greatest Common Factor of 30375 and 30391?

Greatest common factor (GCF) of 30375 and 30391 is 1.

GCF(30375,30391) = 1

We will now calculate the prime factors of 30375 and 30391, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30375 and 30391.

How to find the GCF of 30375 and 30391?

We will first find the prime factorization of 30375 and 30391. After we will calculate the factors of 30375 and 30391 and find the biggest common factor number .

Step-1: Prime Factorization of 30375

Prime factors of 30375 are 3, 5. Prime factorization of 30375 in exponential form is:

30375 = 3⁵ × 5³

Step-2: Prime Factorization of 30391

Prime factors of 30391 are 30391. Prime factorization of 30391 in exponential form is:

30391 = 30391¹

Step-3: Factors of 30375

List of positive integer factors of 30375 that divides 30375 without a remainder.

1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 675, 1125, 1215, 2025, 3375, 6075, 10125

Step-4: Factors of 30391

List of positive integer factors of 30391 that divides 30375 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30375 and 30391. The biggest common factor number is the GCF number.
So the greatest common factor 30375 and 30391 is 1.

Also check out the Least Common Multiple of 30375 and 30391