What is the Greatest Common Factor of 16989 and 16994?

Greatest common factor (GCF) of 16989 and 16994 is 1.

GCF(16989,16994) = 1

We will now calculate the prime factors of 16989 and 16994, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16989 and 16994.

How to find the GCF of 16989 and 16994?

We will first find the prime factorization of 16989 and 16994. After we will calculate the factors of 16989 and 16994 and find the biggest common factor number .

Step-1: Prime Factorization of 16989

Prime factors of 16989 are 3, 7, 809. Prime factorization of 16989 in exponential form is:

16989 = 3¹ × 7¹ × 809¹

Step-2: Prime Factorization of 16994

Prime factors of 16994 are 2, 29, 293. Prime factorization of 16994 in exponential form is:

16994 = 2¹ × 29¹ × 293¹

Step-3: Factors of 16989

List of positive integer factors of 16989 that divides 16989 without a remainder.

1, 3, 7, 21, 809, 2427, 5663

Step-4: Factors of 16994

List of positive integer factors of 16994 that divides 16989 without a remainder.

1, 2, 29, 58, 293, 586, 8497

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16989 and 16994. The biggest common factor number is the GCF number.
So the greatest common factor 16989 and 16994 is 1.

Also check out the Least Common Multiple of 16989 and 16994