Q: Is 12,579,567 a Composite Number?

Why is 12,579,567 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 12,579,567 can be evenly divided by 1 3 7 11 13 21 33 39 59 71 77 91 143 177 213 231 273 413 429 497 649 767 781 923 1,001 1,239 1,491 1,947 2,301 2,343 2,769 3,003 4,189 4,543 5,369 5,467 6,461 8,437 10,153 12,567 13,629 16,107 16,401 19,383 25,311 29,323 30,459 46,079 54,457 59,059 71,071 87,969 138,237 163,371 177,177 213,213 322,553 381,199 599,027 967,659 1,143,597 1,797,081 4,193,189 and 12,579,567, with no remainder.

Since 12,579,567 cannot be divided by just 1 and 12,579,567, 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).