Roman Numeral Converter
Convert any number (1–3,999) to Roman numerals, or translate Roman numerals back to numbers — with a full symbol-by-symbol breakdown.
Number → Roman Numerals
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Roman Numerals → Number
Breakdown
Roman Numeral Reference
Roman Numeral Rules
Seven symbols are used: I(1), V(5), X(10), L(50), C(100), D(500), M(1000). Symbols are written largest to smallest left to right. A smaller symbol before a larger one means subtraction — IV=4, IX=9, XL=40, XC=90, CD=400, CM=900.
What is MMXXIV?
MMXXIV = 2024. MM=2000, XX=20, IV=4. So MMXXIV = 2000+20+4 = 2024. Our converter handles all numbers from 1 to 3,999.
Frequently Asked Questions
What is XIV in numbers?
XIV = 14. X = 10, IV = 4 (I before V means subtract 1 from 5), so 10 + 4 = 14.
How do you write 2025 in Roman numerals?
2025 in Roman numerals is MMXXV. MM = 2000, XX = 20, V = 5.
What is the largest number in standard Roman numerals?
The largest standard Roman numeral is 3,999, written as MMMCMXCIX. MMM = 3000, CM = 900, XC = 90, IX = 9.