Q: Is 8,321,742 a Composite Number?

Why is 8,321,742 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 8,321,742 can be evenly divided by 1 2 3 6 9 11 13 18 22 26 33 39 53 61 66 78 99 106 117 122 143 159 183 198 234 286 318 366 429 477 549 583 671 689 793 858 954 1,098 1,166 1,287 1,342 1,378 1,586 1,749 2,013 2,067 2,379 2,574 3,233 3,498 4,026 4,134 4,758 5,247 6,039 6,201 6,466 7,137 7,579 8,723 9,699 10,494 12,078 12,402 14,274 15,158 17,446 19,398 22,737 26,169 29,097 35,563 42,029 45,474 52,338 58,194 68,211 71,126 78,507 84,058 106,689 126,087 136,422 157,014 213,378 252,174 320,067 378,261 462,319 640,134 756,522 924,638 1,386,957 2,773,914 4,160,871 and 8,321,742, with no remainder.

Since 8,321,742 cannot be divided by just 1 and 8,321,742, 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).