Q: Is 1,213,290 a Composite Number?

Why is 1,213,290 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 1,213,290 can be evenly divided by 1 2 3 5 6 9 10 13 15 17 18 26 30 34 39 45 51 61 65 78 85 90 102 117 122 130 153 170 183 195 221 234 255 305 306 366 390 442 510 549 585 610 663 765 793 915 1,037 1,098 1,105 1,170 1,326 1,530 1,586 1,830 1,989 2,074 2,210 2,379 2,745 3,111 3,315 3,965 3,978 4,758 5,185 5,490 6,222 6,630 7,137 7,930 9,333 9,945 10,370 11,895 13,481 14,274 15,555 18,666 19,890 23,790 26,962 31,110 35,685 40,443 46,665 67,405 71,370 80,886 93,330 121,329 134,810 202,215 242,658 404,430 606,645 and 1,213,290, with no remainder.

Since 1,213,290 cannot be divided by just 1 and 1,213,290, 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).