Roman Numeral Converter

Convert between numbers and Roman numerals. I, V, X, L, C, D, M.

Conversion Input

Enter Number

Standard Range: 1 - 3,999

Result Analysis

Ready Desc

About this calculator

Overview

Roman numerals use letters: I=1, V=5, X=10, L=50, C=100, D=500, M=1000. Subtract when smaller precedes larger (IV=4, IX=9).

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Pro Tips

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