Q: Is 3,724,686 a Composite Number?

Why is 3,724,686 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 3,724,686 can be evenly divided by 1 2 3 6 7 9 14 18 21 41 42 49 63 82 98 103 123 126 147 206 246 287 294 309 369 441 574 618 721 738 861 882 927 1,442 1,722 1,854 2,009 2,163 2,583 4,018 4,223 4,326 5,047 5,166 6,027 6,489 8,446 10,094 12,054 12,669 12,978 15,141 18,081 25,338 29,561 30,282 36,162 38,007 45,423 59,122 76,014 88,683 90,846 177,366 206,927 266,049 413,854 532,098 620,781 1,241,562 1,862,343 and 3,724,686, with no remainder.

Since 3,724,686 cannot be divided by just 1 and 3,724,686, 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).