| Decimal | 43 |
| Binary | 101011 |
| Hexadecimal | 0x2b |
| Roman | XLIII |
| Square root of | 1849 |
| The number 43 | is prime! |
| English | forty-three |
| Wikipedia article about 43 | Article about 43 |
| ASCII code for | Plus |
| random from 0 to 6 | Show |
| random from 0 to 10 | Show |
| random from 0 to 100 | Show |
| random from 0 to 1000 | Show |