Q: Is 2,163,390 a Composite Number?

Why is 2,163,390 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 2,163,390 can be evenly divided by 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1,110 1,949 3,898 5,847 9,745 11,694 19,490 29,235 58,470 72,113 144,226 216,339 360,565 432,678 721,130 1,081,695 and 2,163,390, with no remainder.

Since 2,163,390 cannot be divided by just 1 and 2,163,390, 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).