What is the Greatest Common Factor of 13989 and 13998?

Greatest common factor (GCF) of 13989 and 13998 is 3.

GCF(13989,13998) = 3

We will now calculate the prime factors of 13989 and 13998, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13989 and 13998.

How to find the GCF of 13989 and 13998?

We will first find the prime factorization of 13989 and 13998. After we will calculate the factors of 13989 and 13998 and find the biggest common factor number .

Step-1: Prime Factorization of 13989

Prime factors of 13989 are 3, 4663. Prime factorization of 13989 in exponential form is:

13989 = 3¹ × 4663¹

Step-2: Prime Factorization of 13998

Prime factors of 13998 are 2, 3, 2333. Prime factorization of 13998 in exponential form is:

13998 = 2¹ × 3¹ × 2333¹

Step-3: Factors of 13989

List of positive integer factors of 13989 that divides 13989 without a remainder.

1, 3, 4663

Step-4: Factors of 13998

List of positive integer factors of 13998 that divides 13989 without a remainder.

1, 2, 3, 6, 2333, 4666, 6999

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13989 and 13998. The biggest common factor number is the GCF number.
So the greatest common factor 13989 and 13998 is 3.

Also check out the Least Common Multiple of 13989 and 13998