What is the Greatest Common Factor of 13131 and 13146?

Greatest common factor (GCF) of 13131 and 13146 is 3.

GCF(13131,13146) = 3

We will now calculate the prime factors of 13131 and 13146, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13131 and 13146.

How to find the GCF of 13131 and 13146?

We will first find the prime factorization of 13131 and 13146. After we will calculate the factors of 13131 and 13146 and find the biggest common factor number .

Step-1: Prime Factorization of 13131

Prime factors of 13131 are 3, 1459. Prime factorization of 13131 in exponential form is:

13131 = 3² × 1459¹

Step-2: Prime Factorization of 13146

Prime factors of 13146 are 2, 3, 7, 313. Prime factorization of 13146 in exponential form is:

13146 = 2¹ × 3¹ × 7¹ × 313¹

Step-3: Factors of 13131

List of positive integer factors of 13131 that divides 13131 without a remainder.

1, 3, 9, 1459, 4377

Step-4: Factors of 13146

List of positive integer factors of 13146 that divides 13131 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1878, 2191, 4382, 6573

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13131 and 13146. The biggest common factor number is the GCF number.
So the greatest common factor 13131 and 13146 is 3.

Also check out the Least Common Multiple of 13131 and 13146