Q: Is 654,654 a Composite Number?

Why is 654,654 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 654,654 can be evenly divided by 1 2 3 6 7 11 13 14 21 22 26 33 39 42 66 77 78 91 109 143 154 182 218 231 273 286 327 429 462 546 654 763 858 1,001 1,199 1,417 1,526 2,002 2,289 2,398 2,834 3,003 3,597 4,251 4,578 6,006 7,194 8,393 8,502 9,919 15,587 16,786 19,838 25,179 29,757 31,174 46,761 50,358 59,514 93,522 109,109 218,218 327,327 and 654,654, with no remainder.

Since 654,654 cannot be divided by just 1 and 654,654, 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).