What is the Greatest Common Factor of 9591 and 9597?

Greatest common factor (GCF) of 9591 and 9597 is 3.

GCF(9591,9597) = 3

We will now calculate the prime factors of 9591 and 9597, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9591 and 9597.

How to find the GCF of 9591 and 9597?

We will first find the prime factorization of 9591 and 9597. After we will calculate the factors of 9591 and 9597 and find the biggest common factor number .

Step-1: Prime Factorization of 9591

Prime factors of 9591 are 3, 23, 139. Prime factorization of 9591 in exponential form is:

9591 = 3¹ × 23¹ × 139¹

Step-2: Prime Factorization of 9597

Prime factors of 9597 are 3, 7, 457. Prime factorization of 9597 in exponential form is:

9597 = 3¹ × 7¹ × 457¹

Step-3: Factors of 9591

List of positive integer factors of 9591 that divides 9591 without a remainder.

1, 3, 23, 69, 139, 417, 3197

Step-4: Factors of 9597

List of positive integer factors of 9597 that divides 9591 without a remainder.

1, 3, 7, 21, 457, 1371, 3199

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9591 and 9597. The biggest common factor number is the GCF number.
So the greatest common factor 9591 and 9597 is 3.

Also check out the Least Common Multiple of 9591 and 9597