Q: Is 287,240,724 a Composite Number?

Why is 287,240,724 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 287,240,724 can be evenly divided by 1 2 3 4 6 9 12 18 36 71 109 142 213 218 284 327 426 436 639 654 852 981 1,031 1,278 1,308 1,962 2,062 2,556 3,093 3,924 4,124 6,186 7,739 9,279 12,372 15,478 18,558 23,217 30,956 37,116 46,434 69,651 73,201 92,868 112,379 139,302 146,402 219,603 224,758 278,604 292,804 337,137 439,206 449,516 658,809 674,274 878,412 1,011,411 1,317,618 1,348,548 2,022,822 2,635,236 4,045,644 7,978,909 15,957,818 23,936,727 31,915,636 47,873,454 71,810,181 95,746,908 143,620,362 and 287,240,724, with no remainder.

Since 287,240,724 cannot be divided by just 1 and 287,240,724, 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).