What is the Greatest Common Factor of 16621 and 16639?

Greatest common factor (GCF) of 16621 and 16639 is 1.

GCF(16621,16639) = 1

We will now calculate the prime factors of 16621 and 16639, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16621 and 16639.

How to find the GCF of 16621 and 16639?

We will first find the prime factorization of 16621 and 16639. After we will calculate the factors of 16621 and 16639 and find the biggest common factor number .

Step-1: Prime Factorization of 16621

Prime factors of 16621 are 11, 1511. Prime factorization of 16621 in exponential form is:

16621 = 11¹ × 1511¹

Step-2: Prime Factorization of 16639

Prime factors of 16639 are 7, 2377. Prime factorization of 16639 in exponential form is:

16639 = 7¹ × 2377¹

Step-3: Factors of 16621

List of positive integer factors of 16621 that divides 16621 without a remainder.

1, 11, 1511

Step-4: Factors of 16639

List of positive integer factors of 16639 that divides 16621 without a remainder.

1, 7, 2377

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16621 and 16639. The biggest common factor number is the GCF number.
So the greatest common factor 16621 and 16639 is 1.

Also check out the Least Common Multiple of 16621 and 16639