Q: Is 8,577,855 a Composite Number?

Why is 8,577,855 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 8,577,855 can be evenly divided by 1 3 5 9 11 13 15 31 33 39 43 45 55 65 93 99 117 129 143 155 165 195 215 279 341 387 403 429 465 473 495 559 585 645 715 1,023 1,209 1,287 1,333 1,395 1,419 1,677 1,705 1,935 2,015 2,145 2,365 2,795 3,069 3,627 3,999 4,257 4,433 5,031 5,115 6,045 6,149 6,435 6,665 7,095 8,385 11,997 13,299 14,663 15,345 17,329 18,135 18,447 19,995 21,285 22,165 25,155 30,745 39,897 43,989 51,987 55,341 59,985 66,495 73,315 86,645 92,235 131,967 155,961 190,619 199,485 219,945 259,935 276,705 571,857 659,835 779,805 953,095 1,715,571 2,859,285 and 8,577,855, with no remainder.

Since 8,577,855 cannot be divided by just 1 and 8,577,855, 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).