サポートされている数値形式
国際英語記数法で正の基数を変換します。
小数、負の数、序数、10 万、10 億は現在解析されません。
当社の無料、高速、正確なオンライン コンバーターを使用して、あらゆる文字の数値を数値形式に変換します。数値を単語で入力すると、結果が即座に表示されます。
ライブ変換図
1・入力
上の数字の単語を入力してください
2 · トークンを解析する
3 · 結果
0
日常の数字入力用に構築
書かれた英語の金額をクリーンで使用可能な数字に変換するためのシンプルなオンライン数値コンバーター。
選択された機能
正確な変換では、サポートされている各数値トークンを順番にチェックします。
4 つの簡単なステップ
数式や位取りの計算は必要ありません。
Step 1 of 4: enter number words.
一般的な数字の単語がどのように数値に変換されるかを見てみましょう。
| 単語数 | 数値結果 |
|---|---|
| Zero | 0 |
| One | 1 |
| Twenty One | 21 |
| One Hundred | 100 |
| Five Hundred Twenty Three | 523 |
| One Thousand | 1,000 |
| Twenty Five Thousand | 25,000 |
| Forty Thousand Nine Hundred | 40,900 |
| One Million | 1,000,000 |
| Two Billion Three Hundred Million | 2,300,000,000 |
任意の行を選択してそのフレーズをコンバータにロードし、その結果を確認します。
国際英語記数法で正の基数を変換します。
小数、負の数、序数、10 万、10 億は現在解析されません。
テクノロジーを分かりやすい英語で
単語から数値へのコンバーターは、特殊なテキスト パーサーです。基数を読み取り、各数値の単語と大きさを識別し、数値表現を返します。序数は位置を表し、さまざまな解析ルールが必要です。
このプロセスは、テキストの正規化、数値解析、および自然言語処理に焦点を当てた形式です。このアルゴリズムは入力をトークン化し、数値辞書を通じて単語をマッピングし、位の値を正しい順序で結合します。
これらのアイデアは、ダン ジュラフスキーなどの研究者によって説明された、より広範な言語処理分野の中にあります。数値から単語へのジェネレーターとは異なり、このツールは、書き込まれた数値単語を数字に解決します。
このコンバータは現在、国際英語用語のみを解析します。
クイック チェック: 25,000 に相当するフレーズはどれですか?
答えを選択して、位の値の読み取りをテストしてください。
ツール、ライブラリ、アプローチ
単語から数値への変換は、ブラウザ ツール、スプレッドシート、プログラミング ライブラリ、およびより大規模な言語処理システムで使用されます。
Python developers may encounter Word2Number for parsing words into values and Num2Words for the reverse task. The Python Software Foundation maintains the Python language and ecosystem infrastructure, but individual packages are maintained by their own authors.
Microsoft Excel users often need number conversion during data cleaning or spreadsheet automation. Projects and functions named Numbertext and SpellNumber are commonly associated with spelling numeric values as words—the reverse of this page’s conversion direction.
Wolfram Alpha, developed by Wolfram Research, represents a broader computational approach to interpreting queries. Google also applies natural language processing across search and language products. These organizations are referenced for context and are not affiliated with this converter.
Websites such as RapidTables and CalculatorSoup publish calculators and conversion references. This independent converter focuses specifically on changing supported English number words into numeric digits.
Use Word2Number when code needs words-to-values parsing; Num2Words addresses the reverse direction.
手動変換との比較
専用のコンバーターは解析ルールを一貫して適用し、大きな値を数秒で処理し、すぐにコピーできる結果を提供します。
数値から単語への変換、ローマ数字、2 進数、10 進数、16 進数、8 進数、ASCII、およびテキスト変換ツールも役立つ場合があります。
Educational resources
Explore our guides on number systems, conversion methods, and the history behind the numbers we use every day.
Learn how binary works, why computers use it, and how to convert between binary and decimal.
A complete guide to writing numbers as words for checks, legal documents, and formal writing.
Understand base-16 notation, CSS color codes, and how to convert between hex and decimal.
History, rules, and modern uses of Roman numerals, plus conversion tips.
How computers represent text as numbers, from the original 128 ASCII characters to Unicode.
How the concept of zero evolved from ancient civilizations to modern computing.
How the project developed
Word to Number Converter grew from one practical idea: changing a number written in words into reusable digits should take seconds, not careful manual calculation.
Read more about usThe first version concentrated on one job: converting written English numbers into clear numeric digits directly in the browser. It was designed to require no account, accept common forms such as hyphens and the word “and,” and return a result that could be copied immediately.
As the project developed, we added tools for number words, Roman numerals, binary, decimal, hexadecimal, octal, ASCII, and text encoding. Guides and visual explanations followed so visitors could understand how a result was produced, not merely copy it.
Today, Danish LLC owns and operates the website, and the Word to Number Converter editorial team maintains its tools, examples, and educational material. We continue improving accuracy, clarity, accessibility, and device compatibility while keeping the service free to use.
The people behind the tools
We are the editorial and technical team behind Word to Number Converter, an independent online utility owned and operated by Danish LLC. We combine software development with plain-language educational content to make number conversion easier to use and understand.
We develop and test conversion behavior, input validation, accessibility, and compatibility across current mobile and desktop browsers.
We write and review instructions, examples, visual explanations, and reference articles so each page clearly describes what its tool can and cannot do.
We compare published examples with converter results, disclose material limitations, and review correction requests submitted through our contact page.
Content credited to Word to Number Converter is a collaborative team effort. We do not use fictional experts or imply credentials we do not hold; future individual contributions will identify the contributor and their role.
Meet the editorial teamOur services
We create and maintain free browser-based tools that help people convert, verify, and understand number formats. The service requires no account or installation, and its primary word parser processes input locally in the browser.
Our tools support everyday conversion and learning. They are not a substitute for independent verification in financial, legal, scientific, or other high-stakes work, and we do not currently offer a public conversion API.
01 / WORDS
Turn supported English number words into digits, or convert numeric digits back into written English words.
Use the main converter →02 / SYSTEMS
Convert Roman numerals and work between binary, decimal, hexadecimal, and octal representations.
Explore number tools →03 / TEXT
Translate readable text into ASCII or Unicode character codes and binary, then decode supported values back into text.
Explore text tools →04 / LEARNING
Publish worked examples, interactive visual explanations, and reference articles that clarify how conversions are calculated.
Read the guides →形式、精度、プライバシー、ブラウザのサポートに関する回答。
A word to number converter is a tool that transforms written number words (like 'one hundred twenty three') into their numerical form (123). It's useful for data entry, form processing, and quick conversions.
Our converter handles numbers from zero to very large values including millions, billions, and trillions. It supports compound numbers like 'twenty-one', 'three hundred forty five', and complex expressions.
Yes, our word to number converter is completely free to use with no registration required. You can convert as many numbers as you need without any limitations.
Currently, the converter primarily supports English number words. We are working on adding support for more languages in the future.
Absolutely! Our word to number converter is fully responsive and works perfectly on all devices including smartphones, tablets, and desktop computers.
Our converter uses advanced parsing algorithms to ensure highly accurate conversions. It handles most standard English number formats including hyphenated words and compound numbers.
このコンバータを選択する理由は何ですか?
アカウント、インストール、複雑な設定を行わなくても、サポートされている英語の数字の正確な結果が得られます。