Q: Is 212,643,438 a Composite Number?

Why is 212,643,438 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 212,643,438 can be evenly divided by 1 2 3 6 7 14 21 42 49 61 71 98 122 142 147 167 183 213 294 334 366 426 427 497 501 854 994 1,002 1,169 1,281 1,491 2,338 2,562 2,982 2,989 3,479 3,507 4,331 5,978 6,958 7,014 8,183 8,662 8,967 10,187 10,437 11,857 12,993 16,366 17,934 20,374 20,874 23,714 24,549 25,986 30,317 30,561 35,571 49,098 60,634 61,122 71,142 71,309 82,999 90,951 142,618 165,998 181,902 212,219 213,927 248,997 424,438 427,854 497,994 499,163 580,993 636,657 723,277 998,326 1,161,986 1,273,314 1,446,554 1,497,489 1,742,979 2,169,831 2,994,978 3,485,958 4,339,662 5,062,939 10,125,878 15,188,817 30,377,634 35,440,573 70,881,146 106,321,719 and 212,643,438, with no remainder.

Since 212,643,438 cannot be divided by just 1 and 212,643,438, 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).