Date to Roman Numerals (Copyright Notation)
Movie credits, copyright notices, and chiseled monuments all use Roman numerals. Convert any year, month, or full date in both directions: numbers to numerals, and numerals back to numbers.
How to use the Date to Roman Numerals (Copyright Notation)
Pick a direction. Number → Roman accepts 1-3999. Roman → Number accepts I, V, X, L, C, D, M with subtractive notation (IV = 4, IX = 9, CM = 900).