Number Base Converter
进制转换二进制十六进制编程工具
Enter any number to instantly get binary, octal, decimal and hexadecimal results using BigInt arithmetic without precision loss — great for programming study and embedded work, fully local.
All processing is done locally in your browser. No data is uploaded.
How to Use
- Paste any valid JSON, supports nesting, arrays and escapes
- Click Beautify to auto indent and format
- Click Minify to remove whitespace into one line
- All operations run locally for privacy
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FAQ
Which bases are supported?
Source base can be binary/octal/decimal/hex; all four results are shown at once, using the 0-9/a-z character set up to base 36.
Do huge numbers lose precision?
No, BigInt arbitrary-precision arithmetic handles even 64+ bit hex values exactly.
Will my data be uploaded?
No, all conversions run locally in your browser.