Q: Is 6,687,618 a Composite Number?

Why is 6,687,618 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 6,687,618 can be evenly divided by 1 2 3 6 7 14 21 23 42 43 46 49 69 86 98 129 138 147 161 258 294 301 322 483 529 602 903 966 989 1,058 1,127 1,587 1,806 1,978 2,107 2,254 2,967 3,174 3,381 3,703 4,214 5,934 6,321 6,762 6,923 7,406 11,109 12,642 13,846 20,769 22,218 22,747 25,921 41,538 45,494 48,461 51,842 68,241 77,763 96,922 136,482 145,383 155,526 159,229 290,766 318,458 477,687 955,374 1,114,603 2,229,206 3,343,809 and 6,687,618, with no remainder.

Since 6,687,618 cannot be divided by just 1 and 6,687,618, 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).