Roman Numeral Converter
Convert numbers to Roman numerals and vice versa using a free online Roman numeral converter. This tool is perfect for historical dates, academic writing, and learning Roman numerals.
Quick Reference
I = 1
V = 5
X = 10
L = 50
C = 100
D = 500
M = 1000
How to Use
- Enter a number (1-3999) or Roman numeral
- Choose your conversion mode:
- Number to Roman: Convert decimal numbers to Roman numerals
- Roman to Number: Convert Roman numerals to decimal numbers
- Select formatting options:
- Uppercase/lowercase letters
- Traditional Roman numeral format
- Show conversion steps
- Enable strict validation
- Click "Convert" to process your input
Common Uses
- Converting dates for historical documents
- Academic writing and citations
- Book chapter numbering
- Learning Roman numerals
- Creating outlines and lists
- Clock face numerals
- Movie and event copyright dates
Tool Options
- Number to Roman: Convert decimal numbers to Roman numerals
- Roman to Number: Convert Roman numerals to decimal numbers
- Uppercase Letters: Use capital letters (MCMLXIV)
- Traditional Format: Use classical Roman numeral rules
- Show Steps: Display conversion process
- Strict Validation: Enforce proper Roman numeral format
Tips and Tricks
- Use uppercase for standard Roman numerals
- Enable strict validation for proper format
- Show steps to learn conversion process
- Use traditional format for historical accuracy
- Remember valid range is 1-3999
- Check reference grid for basic values