Convert

Roman Numerals

Convert between decimal numbers and Roman numerals

Decimal

Roman

MMXXIV

About Roman Numerals

The Roman Numerals converter translates between standard decimal numbers and Roman numeral notation. It is free, runs in your browser, and stores no data on any server. Useful for students, writers, designers, and anyone who encounters Roman numerals in documents or designs.

Frequently Asked Questions

How do I convert a number to Roman numerals?

Enter a decimal number and the tool will instantly display the Roman numeral equivalent. You can also enter a Roman numeral to get the decimal value. The conversion happens in real time as you type.

Is any data stored during conversion?

No, the conversion is performed entirely in your browser. No numbers or data are sent to any server. The tool simply does the math locally on your device.

What range of numbers can be converted?

The tool handles the standard range of Roman numerals. Roman numerals are most commonly used for numbers up to a few thousand, covering use cases like chapter numbering, clock faces, movie sequels, and historical dates.