Q: Is 1,728,288 a Composite Number?

Why is 1,728,288 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 1,728,288 can be evenly divided by 1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 68 72 96 102 136 144 153 204 272 288 306 353 408 544 612 706 816 1,059 1,224 1,412 1,632 2,118 2,448 2,824 3,177 4,236 4,896 5,648 6,001 6,354 8,472 11,296 12,002 12,708 16,944 18,003 24,004 25,416 33,888 36,006 48,008 50,832 54,009 72,012 96,016 101,664 108,018 144,024 192,032 216,036 288,048 432,072 576,096 864,144 and 1,728,288, with no remainder.

Since 1,728,288 cannot be divided by just 1 and 1,728,288, 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).