Result
—
⚡ Common Roman Numerals
📋 Roman Numeral Reference
| Roman | Value | Roman | Value |
|---|---|---|---|
| I | 1 | L | 50 |
| IV | 4 | C | 100 |
| V | 5 | CD | 400 |
| IX | 9 | D | 500 |
| X | 10 | CM | 900 |
| XL | 40 | M | 1000 |
📖 How to Use
1
Number → Roman
Enter any number between 1 and 3,999 in the left field. The Roman numeral equivalent appears instantly.
2
Roman → Number
Type a Roman numeral in the right field (e.g. XIV, MMXXV). The Arabic number equivalent is shown instantly.
3
Quick Examples
Click any of the quick example pills to instantly see its conversion.