Roman Numerals Converter

ROMAN NUMERALS CONVERTER

Roman Numerals Converter. Easy and fast conversions of roman numerals to Hindu Arabic numbers and vice versa.

Roman Numerals Converter



Roman numerals Conversion Calculator FAQ
Use this Roman Numerals Conversion Calculator to convert any numbers, dates, or years into Roman numerals. You can also type Roman numeral to get its Arabic Hindu number value.

How shall I use the Roman Numerals Converter?

Enter the roman numerals you want to convert. The conversion happens immediately. Our Roman Numberals converter works in both directions: If you enter a value in the other field, it can also change the number back from it. 

What are Roman Numerals?

Roman numerals are essentially a decimal number system, but the system uses a set of symbols with fixed values, including "built-in" powers of ten. Tally-like combinations of these fixed symbols correspond to the (placed) digits of Arabic numerals. This structure allows for significant flexibility in notation, and many variant forms are attested.
Modern style uses seven symbols, each with a fixed integer value.

  • I = 1
  • V = 5
  • X = 10
  • L = 50
  • C = 100
  • D = 500
  • M = 1000

The numerals for 4 (IV) and 9 (IX) are written using "subtractive notation", where the first symbol (I) is subtracted from the larger one (V, or X), thus avoiding the clumsier (IIII, and VIIII). Subtractive notation is also used for 40 (XL), 90 (XC), 400 (CD) and 900 (CM).

Roman Numerals Conversion Chart

These are the most common and most frequently searched roman numerals conversions:

Arabic Hindu Number = Roman numeral

1 = I2 = II3 = III4 = IV
3 = III4 = IV5 = V6 = VI
5 = V6 = VI7 = VII8 = VIII
7 = VII8 = VIII9 = IX10 = X
9 = IX10 = X11 = XI12 = XII
11 = XI12 = XII13 = XIII14 = XIV
13 = XIII14 = XIV15 = XV16 = XVI
15 = XV16 = XVI17 = XVII18 = XVIII
17 = XVII18 = XVIII19 = XIX20 = XX
19 = XIX20 = XX21 = XXI22 = XXII
21 = XXI22 = XXII23 = XXIII24 = XXIV
23 = XXIII24 = XXIV25 = XXV26 = XXVI
25 = XXV26 = XXVI27 = XXVII28 = XXVIII
27 = XXVII28 = XXVIII29 = XXIX30 = XXX
29 = XXIX30 = XXX31 = XXXI32 = XXXII
31 = XXXI32 = XXXII33 = XXXIII34 = XXXIV
33 = XXXIII34 = XXXIV35 = XXXV36 = XXXVI
35 = XXXV36 = XXXVI37 = XXXVII38 = XXXVIII
37 = XXXVII38 = XXXVIII39 = XXXIX40 = XL
39 = XXXIX40 = XL41 = XLI42 = XLII
41 = XLI42 = XLII43 = XLIII44 = XLIV
43 = XLIII44 = XLIV45 = XLV46 = XLVI
45 = XLV46 = XLVI47 = XLVII48 = XLVIII
47 = XLVII48 = XLVIII49 = XLIX50 = L
49 = XLIX50 = L51 = LI52 = LII
51 = LI52 = LII53 = LIII54 = LIV
53 = LIII54 = LIV55 = LV56 = LVI
55 = LV56 = LVI57 = LVII58 = LVIII
57 = LVII58 = LVIII59 = LIX60 = LX
59 = LIX60 = LX61 = LXI62 = LXII
61 = LXI62 = LXII63 = LXIII64 = LXIV
63 = LXIII64 = LXIV65 = LXV66 = LXVI
65 = LXV66 = LXVI67 = LXVII68 = LXVIII
67 = LXVII68 = LXVIII69 = LXIX70 = LXX
69 = LXIX70 = LXX71 = LXXI72 = LXXII
71 = LXXI72 = LXXII73 = LXXIII74 = LXXIV
73 = LXXIII74 = LXXIV75 = LXXV76 = LXXVI
75 = LXXV76 = LXXVI77 = LXXVII78 = LXXVIII
77 = LXXVII78 = LXXVIII79 = LXXIX80 = LXXX
79 = LXXIX80 = LXXX81 = LXXXI82 = LXXXII
81 = LXXXI82 = LXXXII83 = LXXXIII84 = LXXXIV
83 = LXXXIII84 = LXXXIV85 = LXXXV86 = LXXXVI
85 = LXXXV86 = LXXXVI87 = LXXXVII88 = LXXXVIII
87 = LXXXVII88 = LXXXVIII89 = LXXXIX90 = XC
89 = LXXXIX90 = XC91 = XCI92 = XCII
91 = XCI92 = XCII93 = XCIII94 = XCIV
93 = XCIII94 = XCIV95 = XCV96 = XCVI
95 = XCV96 = XCVI97 = XCVII98 = XCVIII
97 = XCVII98 = XCVIII99 = XCIX100 = C
99 = XCIX100 = C101 = CI102 = CII
101 = CI102 = CII103 = CIII104 = CIV
103 = CIII104 = CIV105 = CV106 = CVI
105 = CV106 = CVI107 = CVII108 = CVIII
107 = CVII108 = CVIII109 = CIX110 = CX
109 = CIX110 = CX111 = CXI112 = CXII
111 = CXI112 = CXII113 = CXIII114 = CXIV
113 = CXIII114 = CXIV115 = CXV116 = CXVI
115 = CXV116 = CXVI117 = CXVII118 = CXVIII
117 = CXVII118 = CXVIII119 = CXIX120 = CXX
119 = CXIX120 = CXX121 = CXXI122 = CXXII
121 = CXXI122 = CXXII123 = CXXIII124 = CXXIV
123 = CXXIII124 = CXXIV125 = CXXV126 = CXXVI
125 = CXXV126 = CXXVI127 = CXXVII128 = CXXVIII
127 = CXXVII128 = CXXVIII129 = CXXIX130 = CXXX
129 = CXXIX130 = CXXX131 = CXXXI132 = CXXXII
131 = CXXXI132 = CXXXII133 = CXXXIII134 = CXXXIV
133 = CXXXIII134 = CXXXIV135 = CXXXV136 = CXXXVI
135 = CXXXV136 = CXXXVI137 = CXXXVII138 = CXXXVIII
137 = CXXXVII138 = CXXXVIII139 = CXXXIX140 = CXL
139 = CXXXIX140 = CXL141 = CXLI142 = CXLII
141 = CXLI142 = CXLII143 = CXLIII144 = CXLIV
143 = CXLIII144 = CXLIV145 = CXLV146 = CXLVI
145 = CXLV146 = CXLVI147 = CXLVII148 = CXLVIII
147 = CXLVII148 = CXLVIII149 = CXLIX150 = CL
149 = CXLIX150 = CL151 = CLI152 = CLII
151 = CLI152 = CLII153 = CLIII154 = CLIV
153 = CLIII154 = CLIV155 = CLV156 = CLVI
155 = CLV156 = CLVI157 = CLVII158 = CLVIII
157 = CLVII158 = CLVIII159 = CLIX160 = CLX
159 = CLIX160 = CLX161 = CLXI162 = CLXII
161 = CLXI162 = CLXII163 = CLXIII164 = CLXIV
163 = CLXIII164 = CLXIV165 = CLXV166 = CLXVI
165 = CLXV166 = CLXVI167 = CLXVII168 = CLXVIII
167 = CLXVII168 = CLXVIII169 = CLXIX170 = CLXX
169 = CLXIX170 = CLXX171 = CLXXI172 = CLXXII
171 = CLXXI172 = CLXXII173 = CLXXIII174 = CLXXIV
173 = CLXXIII174 = CLXXIV175 = CLXXV176 = CLXXVI
175 = CLXXV176 = CLXXVI177 = CLXXVII178 = CLXXVIII
177 = CLXXVII178 = CLXXVIII179 = CLXXIX180 = CLXXX
179 = CLXXIX180 = CLXXX181 = CLXXXI182 = CLXXXII
181 = CLXXXI182 = CLXXXII183 = CLXXXIII184 = CLXXXIV
183 = CLXXXIII184 = CLXXXIV185 = CLXXXV186 = CLXXXVI
185 = CLXXXV186 = CLXXXVI187 = CLXXXVII188 = CLXXXVIII
187 = CLXXXVII188 = CLXXXVIII189 = CLXXXIX190 = CXC
189 = CLXXXIX190 = CXC191 = CXCI192 = CXCII
191 = CXCI192 = CXCII193 = CXCIII194 = CXCIV
193 = CXCIII194 = CXCIV195 = CXCV196 = CXCVI
195 = CXCV196 = CXCVI197 = CXCVII198 = CXCVIII
197 = CXCVII198 = CXCVIII199 = CXCIX200 = CC
199 = CXCIX200 = CC201 = CCI202 = CCII

Sample Roman numeral Conversion


Help us!

If you find our Conversion Calculator useful, please share it with others! Copy and paste the link below or the HTML code into your own website to let more people know about this free conversion tool!

Roman Numerals Converter | conversioncalculator.net


Thank you for your help!