Q: Is 400,311,342 a Composite Number?

Why is 400,311,342 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 400,311,342 can be evenly divided by 1 2 3 6 9 17 18 19 27 34 38 51 54 57 59 102 114 118 153 171 177 306 323 342 354 389 459 513 531 646 778 918 969 1,003 1,026 1,062 1,121 1,167 1,593 1,938 2,006 2,242 2,334 2,907 3,009 3,186 3,363 3,501 5,814 6,018 6,613 6,726 7,002 7,391 8,721 9,027 10,089 10,503 13,226 14,782 17,442 18,054 19,057 19,839 20,178 21,006 22,173 22,951 27,081 30,267 38,114 39,678 44,346 45,902 54,162 57,171 59,517 60,534 66,519 68,853 114,342 119,034 125,647 133,038 137,706 171,513 178,551 199,557 206,559 251,294 343,026 357,102 376,941 390,167 399,114 413,118 436,069 514,539 619,677 753,882 780,334 872,138 1,029,078 1,130,823 1,170,501 1,239,354 1,308,207 2,261,646 2,341,002 2,616,414 3,392,469 3,511,503 3,924,621 6,784,938 7,023,006 7,413,173 7,849,242 10,534,509 11,773,863 14,826,346 21,069,018 22,239,519 23,547,726 44,479,038 66,718,557 133,437,114 200,155,671 and 400,311,342, with no remainder.

Since 400,311,342 cannot be divided by just 1 and 400,311,342, 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).