Roman Numeral Converter

Convert between Arabic numbers and Roman numerals for dates, outlines, and clock faces.

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Enter Number (1-3999)

Convert between Arabic numbers (1-3999) and Roman numerals. Roman numerals use letters: I=1, V=5, X=10, L=50, C=100, D=500, M=1000.

Examples: 4=IV, 9=IX, 40=XL, 90=XC, 400=CD, 900=CM, 2024=MMXXIV