Number info: 9 (decimal)
Conversion
| Decimal | 9 |
| Binary | 1001 |
| Hexadecimal | 0x9 |
| Roman | IX |
Math
| Square root of | 81 |
| Factors | 3 3 |
| The number 9 | is square of 3 |
Miscellaneous
| English | nine |
| Wikipedia article about 9 | Article about 9 |
| ASCII code for | Horizontal Tab |
| The number 9 is a power of | 3 |
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