Q: Is 50,555,505 a Composite Number?

Why is 50,555,505 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 50,555,505 can be evenly divided by 1 3 5 7 11 13 15 21 33 35 37 39 49 55 65 77 91 105 111 143 147 165 169 185 195 231 245 259 273 385 407 429 455 481 507 539 555 637 715 735 777 845 1,001 1,155 1,183 1,221 1,295 1,365 1,443 1,617 1,813 1,859 1,911 2,035 2,145 2,405 2,535 2,695 2,849 3,003 3,185 3,367 3,549 3,885 5,005 5,291 5,439 5,577 5,915 6,105 6,253 7,007 7,215 8,085 8,281 8,547 9,065 9,295 9,555 10,101 13,013 14,245 15,015 15,873 16,835 17,745 18,759 19,943 21,021 23,569 24,843 26,455 27,195 27,885 31,265 35,035 37,037 39,039 41,405 42,735 43,771 50,505 59,829 65,065 68,783 70,707 79,365 91,091 93,795 99,715 105,105 111,111 117,845 124,215 131,313 185,185 195,195 206,349 218,855 259,259 273,273 299,145 306,397 343,915 353,535 455,455 481,481 555,555 656,565 777,777 919,191 1,031,745 1,296,295 1,366,365 1,444,443 1,531,985 2,407,405 3,370,367 3,888,885 4,595,955 7,222,215 10,111,101 16,851,835 and 50,555,505, with no remainder.

Since 50,555,505 cannot be divided by just 1 and 50,555,505, 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).