Q: Is 3,621,618 a Composite Number?

Why is 3,621,618 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 3,621,618 can be evenly divided by 1 2 3 6 7 9 11 13 14 18 21 22 26 27 33 39 42 54 63 66 67 77 78 91 99 117 126 134 143 154 182 189 198 201 231 234 273 286 297 351 378 402 429 462 469 546 594 603 693 702 737 819 858 871 938 1,001 1,206 1,287 1,386 1,407 1,474 1,638 1,742 1,809 2,002 2,079 2,211 2,457 2,574 2,613 2,814 3,003 3,618 3,861 4,158 4,221 4,422 4,914 5,159 5,226 6,006 6,097 6,633 7,722 7,839 8,442 9,009 9,581 10,318 12,194 12,663 13,266 15,477 15,678 18,018 18,291 19,162 19,899 23,517 25,326 27,027 28,743 30,954 36,582 39,798 46,431 47,034 54,054 54,873 57,486 67,067 86,229 92,862 109,746 134,134 139,293 164,619 172,458 201,201 258,687 278,586 329,238 402,402 517,374 603,603 1,207,206 1,810,809 and 3,621,618, with no remainder.

Since 3,621,618 cannot be divided by just 1 and 3,621,618, 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).