Q: Is 6,403,782 a Composite Number?

Why is 6,403,782 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 6,403,782 can be evenly divided by 1 2 3 6 7 11 14 21 22 33 42 66 77 83 154 166 167 231 249 334 462 498 501 581 913 1,002 1,162 1,169 1,743 1,826 1,837 2,338 2,739 3,486 3,507 3,674 5,478 5,511 6,391 7,014 11,022 12,782 12,859 13,861 19,173 25,718 27,722 38,346 38,577 41,583 77,154 83,166 97,027 152,471 194,054 291,081 304,942 457,413 582,162 914,826 1,067,297 2,134,594 3,201,891 and 6,403,782, with no remainder.

Since 6,403,782 cannot be divided by just 1 and 6,403,782, 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).