Roman Numeral Converter
Convert Roman numerals to numbers or convert numbers to Roman numerals numeric system. Find Roman numerals up to 3,999,999 using I, V, X, L, C, D and M.
2023 = MMXXIII
MMXXIII = 2023
How to use this Roman Numeral Converter Tool?
How to use Yttags's Roman Numeral Converter?
- Step 1: Select the Tool
- Step 2: Enter The Following Options And Click On Calculate Button.
- Step 3: Check Your Roman Numeral Converter Result
Use this roman numeral converter to convert roman numerals to numbers and conventional arabic form or latin alphabets. Learn how to write roman numbers with letters.
Roman numerals conversion table
| Number | Roman numeral | Calculation |
|---|---|---|
| 0 | not defined | |
| 1 | I | 1 |
| 2 | II | 1+1 |
| 3 | III | 1+1+1 |
| 4 | IV | 5-1 |
| 5 | V | 5 |
| 6 | VI | 5+1 |
| 7 | VII | 5+1+1 |
| 8 | VIII | 5+1+1+1 |
| 9 | IX | 10-1 |
| 10 | X | 10 |
| 11 | XI | 10+1 |
| 12 | XII | 10+1+1 |
| 13 | XIII | 10+1+1+1 |
| 14 | XIV | 10-1+5 |
| 15 | XV | 10+5 |
| 16 | XVI | 10+5+1 |
| 17 | XVII | 10+5+1+1 |
| 18 | XVIII | 10+5+1+1+1 |
| 19 | XIX | 10-1+10 |
| 20 | XX | 10+10 |
| 21 | XXI | 10+10+1 |
| 22 | XXII | 10+10+1+1 |
| 23 | XXIII | 10+10+1+1+1 |
| 24 | XXIV | 10+10-1+5 |
| 25 | XXV | 10+10+5 |
| 26 | XXVI | 10+10+5+1 |
| 27 | XXVII | 10+10+5+1+1 |
| 28 | XXVIII | 10+10+5+1+1+1 |
| 29 | XXIX | 10+10-1+10 |
| 30 | XXX | 10+10+10 |
| 31 | XXXI | 10+10+10+1 |
| 32 | XXXII | 10+10+10+1+1 |
| 33 | XXXIII | 10+10+10+1+1+1 |
| 34 | XXXIV | 10+10+10-1+5 |
| 35 | XXXV | 10+10+10+5 |
| 36 | XXXVI | 10+10+10+5+1 |
| 37 | XXXVII | 10+10+10+5+1+1 |
| 38 | XXXVIII | 10+10+10+5+1+1+1 |
| 39 | XXXIX | 10+10+10-1+10 |
| 40 | XL | -10+50 |
| 41 | XLI | -10+50+1 |
| 42 | XLII | -10+50+1+1 |
| 43 | XLIII | -10+50+1+1+1 |
| 44 | XLIV | -10+50-1+5 |
| 45 | XLV | -10+50+5 |
| 46 | XLVI | -10+50+5+1 |
| 47 | XLVII | -10+50+5+1+1 |
| 48 | XLVIII | -10+50+5+1+1+1 |
| 49 | XLIX | -10+50-1+10 |
| 50 | L | 50 |
| 51 | LI | 50+1 |
| 52 | LII | 50+1+1 |
| 53 | LIII | 50+1+1+1 |
| 54 | LIV | 50-1+5 |
| 55 | LV | 50+5 |
| 56 | LVI | 50+5+1 |
| 57 | LVII | 50+5+1+1 |
| 58 | LVIII | 50+5+1+1+1 |
| 59 | LIX | 50-1+10 |
| 60 | LX | 50+10 |
| 61 | LXI | 50+10+1 |
| 62 | LXII | 50+10+1+1 |
| 63 | LXIII | 50+10+1+1+1 |
| 64 | LXIV | 50+10-1+5 |
| 65 | LXV | 50+10+5 |
| 66 | LXVI | 50+10+5+1 |
| 67 | LXVII | 50+10+5+1+1 |
| 68 | LXVIII | 50+10+5+1+1+1 |
| 69 | LXIX | 50+10-1+10 |
| 70 | LXX | 50+10+10 |
| 71 | LXXI | 50+10+10+1 |
| 72 | LXXII | 50+10+10+1+1 |
| 73 | LXXIII | 50+10+10+1+1+1 |
| 74 | LXXIV | 50+10+10-1+5 |
| 75 | LXXV | 50+10+10+5 |
| 76 | LXXVI | 50+10+10+5+1 |
| 77 | LXXVII | 50+10+10+5+1+1 |
| 78 | LXXVIII | 50+10+10+5+1+1+1 |
| 79 | LXXIX | 50+10+10-1+10 |
| 80 | LXXX | 50+10+10+10 |
| 81 | LXXXI | 50+10+10+10+1 |
| 82 | LXXXII | 50+10+10+10+1+1 |
| 83 | LXXXIII | 50+10+10+10+1+1+1 |
| 84 | LXXXIV | 50+10+10+10-1+5 |
| 85 | LXXXV | 50+10+10+10+5 |
| 86 | LXXXVI | 50+10+10+10+5+1 |
| 87 | LXXXVII | 50+10+10+10+5+1+1 |
| 88 | LXXXVIII | 50+10+10+10+5+1+1+1 |
| 89 | LXXXIX | 50+10+10+10-1+10 |
| 90 | XC | 100-10 |
| 91 | XCI | 100-10+1 |
| 92 | XCII | 100-10+1+1 |
| 93 | XCIII | 100-10+1+1+1 |
| 94 | XCIV | 100-10-1+5 |
| 95 | XCV | 100-10+5 |
| 96 | XCVI | 100-10+5+1 |
| 97 | XCVII | 100-10+5+1+1 |
| 98 | XCVIII | 100-10+5+1+1+1 |
| 99 | XCIX | 100-10-1+10 |
| 100 | C | 100 |
| 200 | CC | 100+100 |
| 300 | CCC | 100+100+100 |
| 400 | CD | 500-100 |
| 500 | D | 500 |
| 600 | DC | 500+100 |
| 700 | DCC | 500+100+100 |
| 800 | DCCC | 500+100+100+100 |
| 900 | CM | 1000-100 |
| 1000 | M | 1000 |
| 5000 | V | |
| 10000 | X | |
| 50000 | L | |
| 100000 | C | |
| 500000 | D | |
| 1000000 | M |
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FAQs for Roman Numeral Converter
What is a Roman Numeral Converter?
A Roman Numeral Converter is a tool that converts Arabic numerals (1, 2, 3, etc.) into Roman numerals (I, II, III, etc.) and vice versa, facilitating the representation of numbers in the Roman numeral system for various purposes, such as in clock faces or book chapter numbering.
What are the limitations of Roman numerals?
Roman numerals are not without flaws. For example, there is no symbol for zero, and there is no way to calculate fractions. This hindered the ability to develop a universally understood, sophisticated math system, and made trading more difficult.
Are Roman numerals useful?
Roman numerals are still used today. A few examples include to mark the year of construction on building cornerstones or to signify annual events such as the Super Bowl. They are also used as generational suffixes, like in John Smith III (the third).
Which digit Cannot be repeated in Roman numerals?
While writing a Roman numeral, only the numerals I, X, C and M can be repeated. V, L and D cannot be repeated.
What is the role of Roman numerals?
Roman numerals are a collection of symbols that make up the number system that was used by the ancient Romans. Today, Roman numerals are more commonly used in titles, to number parts of works, in music theory, and on clock faces.