Q: Is 1,370,655 a Composite Number?

Why is 1,370,655 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 1,370,655 can be evenly divided by 1 3 5 9 11 13 15 27 33 39 45 55 65 71 99 117 135 143 165 195 213 297 351 355 429 495 585 639 715 781 923 1,065 1,287 1,485 1,755 1,917 2,145 2,343 2,769 3,195 3,861 3,905 4,615 6,435 7,029 8,307 9,585 10,153 11,715 13,845 19,305 21,087 24,921 30,459 35,145 41,535 50,765 91,377 105,435 124,605 152,295 274,131 456,885 and 1,370,655, with no remainder.

Since 1,370,655 cannot be divided by just 1 and 1,370,655, 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).