Q: Is 2,649,075 a Composite Number?

Why is 2,649,075 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 2,649,075 can be evenly divided by 1 3 5 11 13 15 19 25 33 39 55 57 65 75 95 143 165 169 195 209 247 275 285 325 429 475 507 627 715 741 825 845 975 1,045 1,235 1,425 1,859 2,145 2,535 2,717 3,135 3,211 3,575 3,705 4,225 5,225 5,577 6,175 8,151 9,295 9,633 10,725 12,675 13,585 15,675 16,055 18,525 27,885 35,321 40,755 46,475 48,165 67,925 80,275 105,963 139,425 176,605 203,775 240,825 529,815 883,025 and 2,649,075, with no remainder.

Since 2,649,075 cannot be divided by just 1 and 2,649,075, 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).