What is the Greatest Common Factor of 16530 and 16549?

Greatest common factor (GCF) of 16530 and 16549 is 19.

GCF(16530,16549) = 19

We will now calculate the prime factors of 16530 and 16549, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16530 and 16549.

How to find the GCF of 16530 and 16549?

We will first find the prime factorization of 16530 and 16549. After we will calculate the factors of 16530 and 16549 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 16549

Prime factors of 16549 are 13, 19, 67. Prime factorization of 16549 in exponential form is:

16549 = 13¹ × 19¹ × 67¹

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 16549

List of positive integer factors of 16549 that divides 16530 without a remainder.

1, 13, 19, 67, 247, 871, 1273

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16530 and 16549. The biggest common factor number is the GCF number.
So the greatest common factor 16530 and 16549 is 19.

Also check out the Least Common Multiple of 16530 and 16549