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Roman Numeral Converter
Convert any number to Roman numerals and convert Roman numerals back to Arabic numbers instantly. Learn the system with our reference chart. Supports 1 to 3,999,999.
Enter a number or Roman numeral above
Roman Numeral Reference Chart
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Roman Numerals FAQs
What year is MMXXIV in Roman numerals?
MMXXIV = 2024. MM = 2000, XX = 20, IV = 4. This is why you often see MMXXIV in movie credits and official documents from 2024.
What are the basic Roman numeral symbols?
I=1, V=5, X=10, L=50, C=100, D=500, M=1000. Subtractive notation means IV=4, IX=9, XL=40, XC=90, CD=400, CM=900.
What is the largest Roman numeral?
Classical Roman numerals go up to MMMCMXCIX (3,999). With bar notation (a bar over a numeral multiplies by 1,000), numbers can reach into the millions — this tool supports up to 3,999,999.