Q: Is 3,291,990 a Composite Number?

Why is 3,291,990 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 3,291,990 can be evenly divided by 1 2 3 5 6 10 13 15 23 26 30 39 46 65 69 78 115 130 138 195 230 299 345 367 390 598 690 734 897 1,101 1,495 1,794 1,835 2,202 2,990 3,670 4,485 4,771 5,505 8,441 8,970 9,542 11,010 14,313 16,882 23,855 25,323 28,626 42,205 47,710 50,646 71,565 84,410 109,733 126,615 143,130 219,466 253,230 329,199 548,665 658,398 1,097,330 1,645,995 and 3,291,990, with no remainder.

Since 3,291,990 cannot be divided by just 1 and 3,291,990, 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).