Q: Is 505,512 a Composite Number?

Why is 505,512 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 505,512 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 17 18 21 24 28 34 36 42 51 56 59 63 68 72 84 102 118 119 126 136 153 168 177 204 236 238 252 306 354 357 408 413 472 476 504 531 612 708 714 826 952 1,003 1,062 1,071 1,224 1,239 1,416 1,428 1,652 2,006 2,124 2,142 2,478 2,856 3,009 3,304 3,717 4,012 4,248 4,284 4,956 6,018 7,021 7,434 8,024 8,568 9,027 9,912 12,036 14,042 14,868 18,054 21,063 24,072 28,084 29,736 36,108 42,126 56,168 63,189 72,216 84,252 126,378 168,504 252,756 and 505,512, with no remainder.

Since 505,512 cannot be divided by just 1 and 505,512, 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).