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Roman Numeral Converter
Bidirectional converter: translate Arabic numbers (1–3999) to Roman numerals and Roman numerals to numbers.
Roman Numeral Result
MMXXVI
Sample Roman Numerals:
Roman Numeral Symbol Chart
I
1
V
5
X
10
L
50
C
100
D
500
M
1000
Conversion Formula & Standards
Conversions follow International System of Units (SI) and ISO standard constants.
Subtractive Principle: IV=4, IX=9, XL=40, XC=90, CD=400, CM=900
How to Use Roman Numeral Converter
01
Type an Arabic number (e.g. 2026) or a Roman numeral string (e.g. MMXXVI).
02
The tool auto-detects input format or allows switching between modes.
03
View the numeral symbol breakdown and quick Roman number chart.
Frequently Asked Questions
What are the primary Roman numeral symbols?
I = 1, V = 5, X = 10, L = 50, C = 100, D = 500, M = 1,000.
What is 2026 in Roman numerals?
2026 is written as MMXXVI (1000 + 1000 + 10 + 10 + 5 + 1).
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