What is the Greatest Common Factor of 16443 and 16453?

Greatest common factor (GCF) of 16443 and 16453 is 1.

GCF(16443,16453) = 1

We will now calculate the prime factors of 16443 and 16453, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16443 and 16453.

How to find the GCF of 16443 and 16453?

We will first find the prime factorization of 16443 and 16453. After we will calculate the factors of 16443 and 16453 and find the biggest common factor number .

Step-1: Prime Factorization of 16443

Prime factors of 16443 are 3, 7, 29. Prime factorization of 16443 in exponential form is:

16443 = 3⁴ × 7¹ × 29¹

Step-2: Prime Factorization of 16453

Prime factors of 16453 are 16453. Prime factorization of 16453 in exponential form is:

16453 = 16453¹

Step-3: Factors of 16443

List of positive integer factors of 16443 that divides 16443 without a remainder.

1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 5481

Step-4: Factors of 16453

List of positive integer factors of 16453 that divides 16443 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16443 and 16453. The biggest common factor number is the GCF number.
So the greatest common factor 16443 and 16453 is 1.

Also check out the Least Common Multiple of 16443 and 16453