Q: Is 2,565,675 a Composite Number?

Why is 2,565,675 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 2,565,675 can be evenly divided by 1 3 5 7 9 15 21 25 27 35 45 63 75 81 105 135 175 181 189 225 315 405 525 543 567 675 905 945 1,267 1,575 1,629 2,025 2,715 2,835 3,801 4,525 4,725 4,887 6,335 8,145 11,403 13,575 14,175 14,661 19,005 24,435 31,675 34,209 40,725 57,015 73,305 95,025 102,627 122,175 171,045 285,075 366,525 513,135 855,225 and 2,565,675, with no remainder.

Since 2,565,675 cannot be divided by just 1 and 2,565,675, 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).