What is the Greatest Common Factor of 13689 and 13704?

Greatest common factor (GCF) of 13689 and 13704 is 3.

GCF(13689,13704) = 3

We will now calculate the prime factors of 13689 and 13704, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13689 and 13704.

How to find the GCF of 13689 and 13704?

We will first find the prime factorization of 13689 and 13704. After we will calculate the factors of 13689 and 13704 and find the biggest common factor number .

Step-1: Prime Factorization of 13689

Prime factors of 13689 are 3, 13. Prime factorization of 13689 in exponential form is:

13689 = 3⁴ × 13²

Step-2: Prime Factorization of 13704

Prime factors of 13704 are 2, 3, 571. Prime factorization of 13704 in exponential form is:

13704 = 2³ × 3¹ × 571¹

Step-3: Factors of 13689

List of positive integer factors of 13689 that divides 13689 without a remainder.

1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1521, 4563

Step-4: Factors of 13704

List of positive integer factors of 13704 that divides 13689 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 571, 1142, 1713, 2284, 3426, 4568, 6852

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13689 and 13704. The biggest common factor number is the GCF number.
So the greatest common factor 13689 and 13704 is 3.

Also check out the Least Common Multiple of 13689 and 13704