What is the Greatest Common Factor of 10989 and 11007?

Greatest common factor (GCF) of 10989 and 11007 is 9.

GCF(10989,11007) = 9

We will now calculate the prime factors of 10989 and 11007, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10989 and 11007.

How to find the GCF of 10989 and 11007?

We will first find the prime factorization of 10989 and 11007. After we will calculate the factors of 10989 and 11007 and find the biggest common factor number .

Step-1: Prime Factorization of 10989

Prime factors of 10989 are 3, 11, 37. Prime factorization of 10989 in exponential form is:

10989 = 3³ × 11¹ × 37¹

Step-2: Prime Factorization of 11007

Prime factors of 11007 are 3, 1223. Prime factorization of 11007 in exponential form is:

11007 = 3² × 1223¹

Step-3: Factors of 10989

List of positive integer factors of 10989 that divides 10989 without a remainder.

1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 3663

Step-4: Factors of 11007

List of positive integer factors of 11007 that divides 10989 without a remainder.

1, 3, 9, 1223, 3669

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10989 and 11007. The biggest common factor number is the GCF number.
So the greatest common factor 10989 and 11007 is 9.

Also check out the Least Common Multiple of 10989 and 11007