Q: Is 199,728 a Composite Number?

Why is 199,728 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 199,728 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 73 76 114 144 146 152 171 219 228 292 304 342 438 456 584 657 684 876 912 1,168 1,314 1,368 1,387 1,752 2,628 2,736 2,774 3,504 4,161 5,256 5,548 8,322 10,512 11,096 12,483 16,644 22,192 24,966 33,288 49,932 66,576 99,864 and 199,728, with no remainder.

Since 199,728 cannot be divided by just 1 and 199,728, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).