What is the Greatest Common Factor of 26391 and 26397?

Greatest common factor (GCF) of 26391 and 26397 is 3.

GCF(26391,26397) = 3

We will now calculate the prime factors of 26391 and 26397, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26391 and 26397.

How to find the GCF of 26391 and 26397?

We will first find the prime factorization of 26391 and 26397. After we will calculate the factors of 26391 and 26397 and find the biggest common factor number .

Step-1: Prime Factorization of 26391

Prime factors of 26391 are 3, 19, 463. Prime factorization of 26391 in exponential form is:

26391 = 3¹ × 19¹ × 463¹

Step-2: Prime Factorization of 26397

Prime factors of 26397 are 3, 7, 419. Prime factorization of 26397 in exponential form is:

26397 = 3² × 7¹ × 419¹

Step-3: Factors of 26391

List of positive integer factors of 26391 that divides 26391 without a remainder.

1, 3, 19, 57, 463, 1389, 8797

Step-4: Factors of 26397

List of positive integer factors of 26397 that divides 26391 without a remainder.

1, 3, 7, 9, 21, 63, 419, 1257, 2933, 3771, 8799

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26391 and 26397. The biggest common factor number is the GCF number.
So the greatest common factor 26391 and 26397 is 3.

Also check out the Least Common Multiple of 26391 and 26397