Convert Roman numerals to Arabic numbers with accurate parsing. Perfect for decoding historical dates, analyzing ancient documents, understanding movie credits, and educational purposes.
Enter Roman numerals to convert them into their numeric equivalent
Follow these simple steps to convert Roman numerals into numeric values
Type or paste the Roman numerals you want to convert into the input field.
Press the convert button to process and decode your Roman numerals.
See the numeric result instantly and copy it for your use.
Professional-grade features for accurate Roman numeral to number conversions
Get immediate numeric results with real-time processing of Roman numerals.
All conversions performed locally - your Roman numeral data never leaves your device.
Advanced algorithm handles complex Roman numerals including subtractive notation.
Recognizes all standard Roman numeral combinations and formats accurately.
One-click copy to clipboard for easy pasting into documents and spreadsheets.
No registration required, no hidden fees - completely free forever.
See how different Roman numerals are converted to their numeric values
| Roman Numerals | Number | Explanation | Common Use |
|---|---|---|---|
| MMXXIV | 2024 | MM(2000) + XX(20) + IV(4) | Current year |
| XIV | 14 | X(10) + IV(4) | Chapter numbers |
| MCMLXXXIV | 1984 | M(1000) + CM(900) + LXXX(80) + IV(4) | Movie years |
Get answers to common questions about Roman numeral to number conversion
Our converter understands all standard Roman numerals (I, V, X, L, C, D, M) and their combinations including subtractive notation like IV, IX, XL, XC, CD, and CM.
The converter uses proper Roman numeral rules and handles all valid combinations accurately, including complex numbers with subtractive notation.
Yes, you can convert simple numerals like V (5) and complex ones like MCMLXXXIV (1984) with complete accuracy.
The converter will detect invalid characters or improper combinations and provide clear error messages to help you correct the input.
No, all conversions are performed locally in your browser. Your Roman numeral data is completely private and not stored on our servers.
Explore more number conversion and text processing tools