Q: Is 543,816 a Composite Number?

Why is 543,816 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 543,816 can be evenly divided by 1 2 3 4 6 7 8 9 12 13 14 18 21 24 26 28 36 39 42 52 56 63 72 78 83 84 91 104 117 126 156 166 168 182 234 249 252 273 312 332 364 468 498 504 546 581 664 728 747 819 936 996 1,079 1,092 1,162 1,494 1,638 1,743 1,992 2,158 2,184 2,324 2,988 3,237 3,276 3,486 4,316 4,648 5,229 5,976 6,474 6,552 6,972 7,553 8,632 9,711 10,458 12,948 13,944 15,106 19,422 20,916 22,659 25,896 30,212 38,844 41,832 45,318 60,424 67,977 77,688 90,636 135,954 181,272 271,908 and 543,816, with no remainder.

Since 543,816 cannot be divided by just 1 and 543,816, 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).