Roman Numeral Converter
Convert between Roman numerals and numbers
About
This tool allows you to convert between Roman numerals and Arabic numbers. Roman numerals are an ancient number system that uses letters to represent values. Perfect for students, historians, and anyone working with Roman numerals in dates, clocks, or other contexts. ### How to Use 1. Enter or paste your data in the input field. 2. Adjust any available settings or options. 3. Click the action button to process. 4. Copy or download the result.
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Convert between Roman numerals and Arabic numbers. Supports conversion from 1 to 3999 and vice versa. Perfect for students, historians, and anyone working with Roman numerals in dates, clocks, or other contexts.
Examples
Number to Roman
Roman to Number
Examples
Input
1984
Output
MCMLXXXIV
Number to Roman numeral conversion
Input
XIV
Output
14
Roman numeral to number conversion
FAQ
What are the basic Roman numerals?
The basic Roman numerals are I (1), V (5), X (10), L (50), C (100), D (500), and M (1000).
What is the largest number that can be represented with Roman numerals?
In standard form, Roman numerals can represent numbers up to 3999 (MMMCMXCIX).
Is this tool free?
Yes, this tool is completely free to use.
Is my data secure?
Yes, all processing is done in your browser. Your data is not sent to any server.
Does it work offline?
Yes, once the page is loaded, you can use the tool offline.