Q: Is 31,201,830 a Composite Number?

Why is 31,201,830 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 31,201,830 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 31,517 63,034 94,551 157,585 189,102 283,653 315,170 346,687 472,755 567,306 693,374 945,510 1,040,061 1,418,265 1,733,435 2,080,122 2,836,530 3,120,183 3,466,870 5,200,305 6,240,366 10,400,610 15,600,915 and 31,201,830, with no remainder.

Since 31,201,830 cannot be divided by just 1 and 31,201,830, 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).