Q: Is 12,212,109 a Composite Number?

Why is 12,212,109 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 12,212,109 can be evenly divided by 1 3 7 9 13 21 31 37 39 63 91 93 111 117 169 217 259 273 279 333 403 481 507 651 777 819 1,147 1,183 1,209 1,443 1,521 1,953 2,331 2,821 3,367 3,441 3,549 3,627 4,329 5,239 6,253 8,029 8,463 10,101 10,323 10,647 14,911 15,717 18,759 24,087 25,389 30,303 36,673 43,771 44,733 47,151 56,277 72,261 104,377 110,019 131,313 134,199 193,843 313,131 330,057 393,939 581,529 939,393 1,356,901 1,744,587 4,070,703 and 12,212,109, with no remainder.

Since 12,212,109 cannot be divided by just 1 and 12,212,109, 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).