What is the Greatest Common Factor of 16530 and 16543?

Greatest common factor (GCF) of 16530 and 16543 is 1.

GCF(16530,16543) = 1

We will now calculate the prime factors of 16530 and 16543, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16530 and 16543.

How to find the GCF of 16530 and 16543?

We will first find the prime factorization of 16530 and 16543. After we will calculate the factors of 16530 and 16543 and find the biggest common factor number .

Step-1: Prime Factorization of 16530

Prime factors of 16530 are 2, 3, 5, 19, 29. Prime factorization of 16530 in exponential form is:

16530 = 2¹ × 3¹ × 5¹ × 19¹ × 29¹

Step-2: Prime Factorization of 16543

Prime factors of 16543 are 71, 233. Prime factorization of 16543 in exponential form is:

16543 = 71¹ × 233¹

Step-3: Factors of 16530

List of positive integer factors of 16530 that divides 16530 without a remainder.

1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 87, 95, 114, 145, 174, 190, 285, 290, 435, 551, 570, 870, 1102, 1653, 2755, 3306, 5510, 8265

Step-4: Factors of 16543

List of positive integer factors of 16543 that divides 16530 without a remainder.

1, 71, 233

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16530 and 16543. The biggest common factor number is the GCF number.
So the greatest common factor 16530 and 16543 is 1.

Also check out the Least Common Multiple of 16530 and 16543