Tool to convert a number written in letters (with words) into a number written in digits (with 1,2,3,4,5,6,7,8,9,0). Reading numbers in letters is sometimes complicated.
Words in Numbers - dCode
Tag(s) : Numeral System
dCode is free and its tools are a valuable help in games, maths, geocaching, puzzles and problems to solve every day!
A suggestion ? a feedback ? a bug ? an idea ? Write to dCode!
Words in Numbers
Words into Number Converter
Numbers to Letters Converter
Letters to Numbers Encryption
Tool to convert a number written in letters (with words) into a number written in digits (with 1,2,3,4,5,6,7,8,9,0). Reading numbers in letters is sometimes complicated.
Answers to Questions
How to convert a number in whole letters into digits?
Converting is based on English writing rules. The writing of numbers in English follows some syntactic rules. dCode reads the words and recomposes the numbers.
Example: one hundred twenty-three corresponds to 123
| zero | 0 |
| one | 1 |
| two | 2 |
| three | 3 |
| four | 4 |
| five | 5 |
| six | 6 |
| seven | 7 |
| eight | 8 |
| nine | 9 |
| ten | 10 |
| eleven | 11 |
| twelve | 12 |
| thirteen | 13 |
| fourteen | 14 |
| fifteen | 15 |
| sixteen | 16 |
| seventeen | 17 |
| eighteen | 18 |
| nineteen | 19 |
| twenty | 20 |
| twenty-one | 21 |
| twenty-two | 22 |
| twenty-three | 23 |
| twenty-four | 24 |
| twenty-five | 25 |
| thirty | 30 |
| forty | 40 |
| fifty | 50 |
| sixty | 60 |
| seventy | 70 |
| eighty | 80 |
| ninety | 90 |
| hundred | 100 |
| thousand | 1000 |
| million | 1000000 |
| billion | 1000000000 |
| another number? | use the form above! |
To write large numbers, in typography, it is advisable to put a comma every thousand, but this notation is ambiguous in computing, so not recommended in this domain.
How to write numbers in letters?
dCode provides another tool for writing numbers into letters.
How to read big numbers?
Beyond billions, it is better to use the scientific notation, if it is not the case, here is a table of the names of the big numbers:
| billion | 1000000000 | 9 zeros |
| trillion | 1000000000000 | 12 zeros |
| quadrillon | 1000000000000000 | 15 zeros |
| quintillion | 1000000000000000000 | 18 zeros |
| sextillion | 1000000000000000000000 | 21 zeros |
| septillion | 1000000000000000000000000 | 24 zeros |
| octillion | 1000000000000000000000000000 | 27 zeros |
| nonillion | 1000000000000000000000000000000 | 30 zeros |
| decillion | 1000000000000000000000000000000000 | 33 zeros |
| undecillion | 1000000000000000000000000000000000000 | 36 zeros |
| dodecillion | 1000000000000000000000000000000000000000 | 39 zeros |
| tredecillion | 1000000000000000000000000000000000000000000 | 42 zeros |
| quattuordecillion | 1000000000000000000000000000000000000000000000 | 45 zeros |
Among the greatest numbers with a name, there are also more exotic names like the gogol which is worth $ 10^{100} $ that is the number 1 followed by 100 zeros or the gogolplex which is worth $ 10 ^ {10 ^ {100}} $ or the number 1 followed by a gogol of zeros.
Source code
dCode retains ownership of the source code of the script Words in Numbers online. Except explicit open source licence (indicated Creative Commons / free), any algorithm, applet, snippet, software (converter, solver, encryption / decryption, encoding / decoding, ciphering / deciphering, translator), or any function (convert, solve, decrypt, encrypt, decipher, cipher, decode, code, translate) written in any informatic langauge (PHP, Java, C#, Python, Javascript, Matlab, etc.) which dCode owns rights will not be released for free. To download the online Words in Numbers script for offline use on PC, iPhone or Android, ask for price quote on contact page !
Questions / Comments
or 
