Roman Numeral Converter CalculatorScale.com
Ancient NumerationI, V, X, L, C, D, M

Roman Numeral Converter

Convert seamlessly between Arabic decimal numbers and Roman numerals (1 to 3,999) or translate full calendar dates into Roman numeral notation.

Enter an Arabic number (e.g. 2026) or Roman numeral (e.g. MMXXVI)
Quick Presets:
Converted Roman Numeral

MMXXVI = 2,026

Standard Roman Numeral Values:
I1
V5
X10
L50
C100
D500
M1000
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