Q: Is 3,189,942 a Composite Number?

Why is 3,189,942 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 3,189,942 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 29 42 54 58 63 81 87 97 126 162 174 189 194 203 261 291 378 406 522 567 582 609 679 783 873 1,134 1,218 1,358 1,566 1,746 1,827 2,037 2,349 2,619 2,813 3,654 4,074 4,698 5,238 5,481 5,626 6,111 7,857 8,439 10,962 12,222 15,714 16,443 16,878 18,333 19,691 25,317 32,886 36,666 39,382 50,634 54,999 59,073 75,951 109,998 118,146 151,902 177,219 227,853 354,438 455,706 531,657 1,063,314 1,594,971 and 3,189,942, with no remainder.

Since 3,189,942 cannot be divided by just 1 and 3,189,942, 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).