Q: Is 2,135,140 a Composite Number?

Why is 2,135,140 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 2,135,140 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 101 140 151 202 302 404 505 604 707 755 1,010 1,057 1,414 1,510 2,020 2,114 2,828 3,020 3,535 4,228 5,285 7,070 10,570 14,140 15,251 21,140 30,502 61,004 76,255 106,757 152,510 213,514 305,020 427,028 533,785 1,067,570 and 2,135,140, with no remainder.

Since 2,135,140 cannot be divided by just 1 and 2,135,140, 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).