What is the Greatest Common Factor of 13257 and 13269?

Greatest common factor (GCF) of 13257 and 13269 is 3.

GCF(13257,13269) = 3

We will now calculate the prime factors of 13257 and 13269, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13257 and 13269.

How to find the GCF of 13257 and 13269?

We will first find the prime factorization of 13257 and 13269. After we will calculate the factors of 13257 and 13269 and find the biggest common factor number .

Step-1: Prime Factorization of 13257

Prime factors of 13257 are 3, 491. Prime factorization of 13257 in exponential form is:

13257 = 3³ × 491¹

Step-2: Prime Factorization of 13269

Prime factors of 13269 are 3, 4423. Prime factorization of 13269 in exponential form is:

13269 = 3¹ × 4423¹

Step-3: Factors of 13257

List of positive integer factors of 13257 that divides 13257 without a remainder.

1, 3, 9, 27, 491, 1473, 4419

Step-4: Factors of 13269

List of positive integer factors of 13269 that divides 13257 without a remainder.

1, 3, 4423

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13257 and 13269. The biggest common factor number is the GCF number.
So the greatest common factor 13257 and 13269 is 3.

Also check out the Least Common Multiple of 13257 and 13269