Q: Is 7,921,746 a Composite Number?

Why is 7,921,746 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 7,921,746 can be evenly divided by 1 2 3 6 7 9 14 18 19 21 27 38 42 54 57 63 114 126 133 171 189 266 342 378 399 513 798 1,026 1,103 1,197 2,206 2,394 3,309 3,591 6,618 7,182 7,721 9,927 15,442 19,854 20,957 23,163 29,781 41,914 46,326 59,562 62,871 69,489 125,742 138,978 146,699 188,613 208,467 293,398 377,226 416,934 440,097 565,839 880,194 1,131,678 1,320,291 2,640,582 3,960,873 and 7,921,746, with no remainder.

Since 7,921,746 cannot be divided by just 1 and 7,921,746, 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).