This tool runs in your browser and converts Arabic numerals to English and Japanese numerals (Kanji).
- When numbers are entered, they are automatically converted.
- English upper limit: trigintillion = 1093
- Japanese upper limit: 無量大数 = 1068
The number of digits separating English and Japanese is different
English separates numbers by 3 digits
| Number | English |
|---|
| 1 | One |
| 10 | Ten |
| 100 | Hundred |
| 1,000 | One thousand |
| 10,000 | Ten thousand |
| 100,000 | Hundred thousand |
| 1,000,000 | One million |
| 10,000,000 | Ten million |
| 100,000,000 | Hundred million |
Japanese separates numbers by 4 digits
| Number | Japanese | Pronunciation |
|---|
| 1 | 一 | Ichi |
| 10 | 十 | Juu |
| 100 | 百 | Hyaku |
| 1000 | 千 | Sen |
| 1,0000 | 一万 | Ichi Man |
| 10,0000 | 十万 | Juu Man |
| 100,0000 | 百万 | Hyaku Man |
| 100,0000 | 千万 | Sen Man |
| 1,0000,0000 | 一億 | Ichi Oku |
Cheat sheet
| 10n | Japanese | English | SI prefix |
|---|
| 103 | | thousand | K (kilo) |
| 104 | 万 | | |
| 106 | | million | M (mega) |
| 108 | 億 | | |
| 109 | | billion | G (giga) |
| 1012 | 兆 | trillion | T (tera) |
| 1015 | | quadrillion | P (peta) |
| 1016 | 京 | | |
| 1018 | | quintillion | E (exa) |
| 1020 | 垓 | | |
| 1021 | | sextillion | Z (zetta) |
| 1024 | 杼 | septillion | Y (yotta) |
| 1027 | | octillion | |
| 1028 | 穣 | | |
| 1030 | | nonillion | |
| 1032 | 溝 | | |
| 1033 | | decillion | |
| 1036 | 澗 | undecillion | |
| 1039 | | duodecillion | |
| 1040 | 正 | | |
| 1042 | | tredecillion | |
| 1044 | 載 | | |
| 1045 | | quattuordecillion | |
| 1048 | 極 | quindecillion | |
| 1051 | | sexdecillion | |
| 1052 | 恒河沙 | | |
| 1054 | | septendecillion | |
| 1056 | 阿僧祇 | | |
| 1057 | | octodecillion | |
| 1060 | 那由他 | novemdecillion | |
| 1063 | | vigintillion | |
| 1064 | 不可思議 | | |
| 1066 | | unvigintillion | |
| 1068 | 無量大数 | | |
| 1069 | | duovigintillion | |
| 1072 | | tresvigintillion | |
| 1075 | | quattuorvigintillion | |
| 1078 | | quinquavigintillion | |
| 1081 | | sesvigintillion | |
| 1084 | | septemvigintillion | |
| 1087 | | octovigintillion | |
| 1090 | | novemvigintillion | |
| 1093 | | trigintillion | |