What is the Greatest Common Factor of 25317 and 25329?

Greatest common factor (GCF) of 25317 and 25329 is 3.

GCF(25317,25329) = 3

We will now calculate the prime factors of 25317 and 25329, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25317 and 25329.

How to find the GCF of 25317 and 25329?

We will first find the prime factorization of 25317 and 25329. After we will calculate the factors of 25317 and 25329 and find the biggest common factor number .

Step-1: Prime Factorization of 25317

Prime factors of 25317 are 3, 29, 97. Prime factorization of 25317 in exponential form is:

25317 = 3² × 29¹ × 97¹

Step-2: Prime Factorization of 25329

Prime factors of 25329 are 3, 8443. Prime factorization of 25329 in exponential form is:

25329 = 3¹ × 8443¹

Step-3: Factors of 25317

List of positive integer factors of 25317 that divides 25317 without a remainder.

1, 3, 9, 29, 87, 97, 261, 291, 873, 2813, 8439

Step-4: Factors of 25329

List of positive integer factors of 25329 that divides 25317 without a remainder.

1, 3, 8443

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25317 and 25329. The biggest common factor number is the GCF number.
So the greatest common factor 25317 and 25329 is 3.

Also check out the Least Common Multiple of 25317 and 25329