Roman Numeral Converter
Convert numbers to/from Roman numerals
MMXXIV
M
1000
CM
900
D
500
CD
400
C
100
XC
90
L
50
XL
40
X
10
IX
9
V
5
IV
4
I
1
How to Use Roman Numeral Converter
- 1
Enter a number (1 to 3999) to convert it to Roman numerals.
- 2
Or enter a Roman numeral to convert it back to a regular number.
- 3
The conversion happens instantly. Copy the result.
About Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers. Supports 1–3999. Free online converter.
Best Use Cases
- •Converting chapter or section numbers to Roman numerals for documents
- •Translating Roman numerals found on buildings or monuments to numbers
- •Formatting numbered lists in Roman numeral style for formal papers
- •Converting year values to Roman numerals for event invitations
- •Checking Roman numeral answers for history or math homework
Examples
Document formatting
Enter 14 to get XIV for numbering chapters or appendices in a formal document.
Year conversion
Enter 2026 to get MMXXVI for use on a wedding invitation or event program.
Decoding
Enter MCMLXXXIV to find out it equals 1984. Useful for reading dates on old buildings or movie credits.
Common Mistakes to Avoid
- !Entering numbers above 3999, which exceeds standard Roman numeral representation
- !Confusing similar-looking numerals like IV (4) and VI (6)
- !Assuming Roman numerals can represent zero or negative numbers
Limitations
- –Standard Roman numerals only support values from 1 to 3999
- –Cannot represent fractions, decimals, or zero
- –Does not support non-standard extended Roman numeral notation
Frequently Asked Questions
What is 2024 in Roman numerals?
2024 in Roman numerals is MMXXIV.