Q: Is 408,870 a Composite Number?

Why is 408,870 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 408,870 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 59 63 66 70 77 90 99 105 110 118 126 154 165 177 198 210 231 295 315 330 354 385 413 462 495 531 590 630 649 693 770 826 885 990 1,062 1,155 1,239 1,298 1,386 1,770 1,947 2,065 2,310 2,478 2,655 3,245 3,465 3,717 3,894 4,130 4,543 5,310 5,841 6,195 6,490 6,930 7,434 9,086 9,735 11,682 12,390 13,629 18,585 19,470 22,715 27,258 29,205 37,170 40,887 45,430 58,410 68,145 81,774 136,290 204,435 and 408,870, with no remainder.

Since 408,870 cannot be divided by just 1 and 408,870, 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).