Q: Is 20,453,433 a Composite Number?

Why is 20,453,433 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 20,453,433 can be evenly divided by 1 3 7 11 13 21 33 39 49 77 91 139 143 147 231 273 343 417 429 539 637 973 1,001 1,029 1,529 1,617 1,807 1,911 2,919 3,003 3,773 4,459 4,587 5,421 6,811 7,007 10,703 11,319 12,649 13,377 19,877 20,433 21,021 32,109 37,947 47,677 49,049 59,631 74,921 88,543 139,139 143,031 147,147 224,763 265,629 417,417 524,447 619,801 973,973 1,573,341 1,859,403 2,921,919 6,817,811 and 20,453,433, with no remainder.

Since 20,453,433 cannot be divided by just 1 and 20,453,433, 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).