Number to Words Converter
Free online number to words converter. Spell out any number in English across 10 currencies. Supports ordinals, decimals, year reading and amounts up to trillions.
Number to Words Conversion
Converting numbers to words is essential for writing checks, legal documents, financial reports, and educational purposes. This tool instantly converts any number up to trillions into properly formatted English words — including ordinal forms (first, second, third) and year readings.
Multi-Currency Support
The currency mode supports 10 major world currencies, each with the correct unit names and subunit names: US Dollar (dollar/cent), Euro (euro/cent), British Pound (pound/penny), Japanese Yen (yen — no decimals), Swiss Franc (franc/centime), Canadian Dollar, Australian Dollar, Mexican Peso (peso/centavo), Brazilian Real (real/centavo), and Indian Rupee (rupee/paisa). Each currency follows its conventional written format.
How It Works
The converter breaks down numbers into groups of three digits (ones, thousands, millions, billions, trillions) and converts each group to words. For example, 1,234,567 becomes "one million two hundred thirty-four thousand five hundred sixty-seven." For currency, the decimal part is converted using the correct subunit name for the selected currency.
Cardinal vs Ordinal Numbers
Cardinal numbers (1, 2, 3) represent quantity: "one," "two," "three." Ordinal numbers (1st, 2nd, 3rd) represent position or rank: "first," "second," "third." Use ordinals for dates, rankings, and sequences.
Year Format
The year mode reads numbers the way years are spoken: 1984 becomes "nineteen eighty-four," 2026 becomes "twenty twenty-six," and 2000 becomes "two thousand." This is useful for reading historical dates, film years, or historical references aloud.
Common Uses
- Checks — Write monetary amounts in words on bank checks in any currency
- Legal Documents — Contracts often require written-out numbers for clarity
- Educational — Teaching children number names and counting
- Writing — Style guides often require numbers under ten to be spelled out
- Finance — Invoices and formal financial documents with multi-currency support
FAQs
Can I use this for check writing?
Yes — enable currency mode and select your currency. The tool converts the amount to the correct written format for checks. Always verify the amount before writing a check.
How large a number can I convert?
This converter supports numbers up to 999,999,999,999,999 (under one quadrillion).
How are hyphens used?
Compound numbers from twenty-one to ninety-nine are hyphenated (e.g., "twenty-one," "ninety-nine").