Q: Is 21,482,916 a Composite Number?

Why is 21,482,916 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 21,482,916 can be evenly divided by 1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 103 156 182 191 206 273 309 364 382 412 546 573 618 721 764 1,092 1,146 1,236 1,337 1,339 1,442 2,163 2,292 2,483 2,674 2,678 2,884 4,011 4,017 4,326 4,966 5,348 5,356 7,449 8,022 8,034 8,652 9,373 9,932 14,898 16,044 16,068 17,381 18,746 19,673 28,119 29,796 34,762 37,492 39,346 52,143 56,238 59,019 69,524 78,692 104,286 112,476 118,038 137,711 208,572 236,076 255,749 275,422 413,133 511,498 550,844 767,247 826,266 1,022,996 1,534,494 1,652,532 1,790,243 3,068,988 3,580,486 5,370,729 7,160,972 10,741,458 and 21,482,916, with no remainder.

Since 21,482,916 cannot be divided by just 1 and 21,482,916, 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).