Q: Is 2,115,438 a Composite Number?

Why is 2,115,438 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 2,115,438 can be evenly divided by 1 2 3 6 13 26 37 39 74 78 111 222 481 733 962 1,443 1,466 2,199 2,886 4,398 9,529 19,058 27,121 28,587 54,242 57,174 81,363 162,726 352,573 705,146 1,057,719 and 2,115,438, with no remainder.

Since 2,115,438 cannot be divided by just 1 and 2,115,438, 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).