Q: Is 9,479,778 a Composite Number?

Why is 9,479,778 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 9,479,778 can be evenly divided by 1 2 3 6 7 11 14 17 21 22 33 34 42 51 66 71 77 102 119 142 154 187 213 231 238 289 357 374 426 462 497 561 578 714 781 867 994 1,122 1,207 1,309 1,491 1,562 1,734 2,023 2,343 2,414 2,618 2,982 3,179 3,621 3,927 4,046 4,686 5,467 6,069 6,358 7,242 7,854 8,449 9,537 10,934 12,138 13,277 16,401 16,898 19,074 20,519 22,253 25,347 26,554 32,802 39,831 41,038 44,506 50,694 61,557 66,759 79,662 92,939 123,114 133,518 143,633 185,878 225,709 278,817 287,266 430,899 451,418 557,634 677,127 861,798 1,354,254 1,579,963 3,159,926 4,739,889 and 9,479,778, with no remainder.

Since 9,479,778 cannot be divided by just 1 and 9,479,778, 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).