Roman numerals converter
Convert numbers to Roman numerals and back (1 to 3999).
Roman numeral
MMXXVI
How the calculation works
Roman numerals use I (1), V (5), X (10), L (50), C (100), D (500) and M (1000). A smaller symbol before a larger one subtracts (IV = 4, IX = 9). Range 1 to 3999.
Frequently asked questions
How do you write 2026?
MMXXVI (1000+1000+10+10+5+1).
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Updated on June 18, 2026 · by Rafael Rossi · Methodology & sources