Q: Is 297,990 a Composite Number?

Why is 297,990 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 297,990 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 43 45 55 63 66 70 77 86 90 99 105 110 126 129 154 165 198 210 215 231 258 301 315 330 385 387 430 462 473 495 602 630 645 693 770 774 903 946 990 1,155 1,290 1,386 1,419 1,505 1,806 1,935 2,310 2,365 2,709 2,838 3,010 3,311 3,465 3,870 4,257 4,515 4,730 5,418 6,622 6,930 7,095 8,514 9,030 9,933 13,545 14,190 16,555 19,866 21,285 27,090 29,799 33,110 42,570 49,665 59,598 99,330 148,995 and 297,990, with no remainder.

Since 297,990 cannot be divided by just 1 and 297,990, 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).