Q: Is 21,873,696 a Composite Number?

Why is 21,873,696 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 21,873,696 can be evenly divided by 1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 48 51 52 68 78 96 102 104 136 156 204 208 221 272 312 408 416 442 544 624 663 816 884 1,031 1,248 1,326 1,632 1,768 2,062 2,652 3,093 3,536 4,124 5,304 6,186 7,072 8,248 10,608 12,372 13,403 16,496 17,527 21,216 24,744 26,806 32,992 35,054 40,209 49,488 52,581 53,612 70,108 80,418 98,976 105,162 107,224 140,216 160,836 210,324 214,448 227,851 280,432 321,672 420,648 428,896 455,702 560,864 643,344 683,553 841,296 911,404 1,286,688 1,367,106 1,682,592 1,822,808 2,734,212 3,645,616 5,468,424 7,291,232 10,936,848 and 21,873,696, with no remainder.

Since 21,873,696 cannot be divided by just 1 and 21,873,696, 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).