Q: Is 231,555,030 a Composite Number?

Why is 231,555,030 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 231,555,030 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 105 115 138 161 191 210 230 251 322 345 382 483 502 573 690 753 805 955 966 1,146 1,255 1,337 1,506 1,610 1,757 1,910 2,415 2,510 2,674 2,865 3,514 3,765 4,011 4,393 4,830 5,271 5,730 5,773 6,685 7,530 8,022 8,785 8,786 10,542 11,546 13,179 13,370 17,319 17,570 20,055 21,965 26,355 26,358 28,865 30,751 34,638 40,110 40,411 43,930 47,941 52,710 57,730 61,502 65,895 80,822 86,595 92,253 95,882 121,233 131,790 143,823 153,755 173,190 184,506 202,055 239,705 242,466 287,646 307,510 335,587 404,110 461,265 479,410 606,165 671,174 719,115 922,530 1,006,761 1,102,643 1,212,330 1,438,230 1,677,935 2,013,522 2,205,286 3,307,929 3,355,870 5,033,805 5,513,215 6,615,858 7,718,501 10,067,610 11,026,430 15,437,002 16,539,645 23,155,503 33,079,290 38,592,505 46,311,006 77,185,010 115,777,515 and 231,555,030, with no remainder.

Since 231,555,030 cannot be divided by just 1 and 231,555,030, 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).