Q: Is 1,602,315 a Composite Number?

Why is 1,602,315 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 1,602,315 can be evenly divided by 1 3 5 9 11 13 15 27 33 39 45 55 65 83 99 117 135 143 165 195 249 297 351 415 429 495 585 715 747 913 1,079 1,245 1,287 1,485 1,755 2,145 2,241 2,739 3,237 3,735 3,861 4,565 5,395 6,435 8,217 9,711 11,205 11,869 13,695 16,185 19,305 24,651 29,133 35,607 41,085 48,555 59,345 106,821 123,255 145,665 178,035 320,463 534,105 and 1,602,315, with no remainder.

Since 1,602,315 cannot be divided by just 1 and 1,602,315, 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).