What is the Greatest Common Factor of 16728 and 16740?

Greatest common factor (GCF) of 16728 and 16740 is 12.

GCF(16728,16740) = 12

We will now calculate the prime factors of 16728 and 16740, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16728 and 16740.

How to find the GCF of 16728 and 16740?

We will first find the prime factorization of 16728 and 16740. After we will calculate the factors of 16728 and 16740 and find the biggest common factor number .

Step-1: Prime Factorization of 16728

Prime factors of 16728 are 2, 3, 17, 41. Prime factorization of 16728 in exponential form is:

16728 = 2³ × 3¹ × 17¹ × 41¹

Step-2: Prime Factorization of 16740

Prime factors of 16740 are 2, 3, 5, 31. Prime factorization of 16740 in exponential form is:

16740 = 2² × 3³ × 5¹ × 31¹

Step-3: Factors of 16728

List of positive integer factors of 16728 that divides 16728 without a remainder.

1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1394, 2091, 2788, 4182, 5576, 8364

Step-4: Factors of 16740

List of positive integer factors of 16740 that divides 16728 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16728 and 16740. The biggest common factor number is the GCF number.
So the greatest common factor 16728 and 16740 is 12.

Also check out the Least Common Multiple of 16728 and 16740