Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals back to numbers. Supports 1–3999.

Number → Roman

Integer (1–3999)

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Roman → Number

Roman Numeral

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Roman Numeral Reference

Symbol	Value	Symbol	Value
I	1	L	50
IV	4	XC	90
V	5	C	100
IX	9	CD	400
X	10	D	500
XL	40	CM	900
—	—	M	1000