Q: Is 2,503,998 a Composite Number?

Why is 2,503,998 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 2,503,998 can be evenly divided by 1 2 3 6 7 9 14 17 18 21 34 42 49 51 63 98 102 119 126 147 153 167 238 294 306 334 357 441 501 714 833 882 1,002 1,071 1,169 1,503 1,666 2,142 2,338 2,499 2,839 3,006 3,507 4,998 5,678 7,014 7,497 8,183 8,517 10,521 14,994 16,366 17,034 19,873 21,042 24,549 25,551 39,746 49,098 51,102 59,619 73,647 119,238 139,111 147,294 178,857 278,222 357,714 417,333 834,666 1,251,999 and 2,503,998, with no remainder.

Since 2,503,998 cannot be divided by just 1 and 2,503,998, 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).