Q: Is 3,999,330 a Composite Number?

Why is 3,999,330 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 3,999,330 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 37 45 74 90 111 185 222 333 370 555 666 1,110 1,201 1,665 2,402 3,330 3,603 6,005 7,206 10,809 12,010 18,015 21,618 36,030 44,437 54,045 88,874 108,090 133,311 222,185 266,622 399,933 444,370 666,555 799,866 1,333,110 1,999,665 and 3,999,330, with no remainder.

Since 3,999,330 cannot be divided by just 1 and 3,999,330, 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).