Number Format Converter (Locale + Scientific)

Different countries write numbers differently — 1,234.56 (US/UK), 1.234,56 (Germany), 1 234,56 (France). And the same number can be expressed as scientific notation (1.23e6), currency ($1,234.56), percent (12.3%), or ordinal (1st, 2nd). This converter shows your input number in every format using the browser's Intl API.

How to use the Number Format Converter (Locale + Scientific)

Type a number, pick a locale and currency. The output shows the number in 10+ formats — decimal, currency, percent, scientific, compact (1.2M), ordinal, spell-out (one hundred), units (kilometer / megabyte), and more — all using the browser's Intl.NumberFormat API.