Number Base Converter

工具介绍

Convert numbers between binary, octal, decimal, and hexadecimal. Includes grouped-digit display and fixed bit-length padding.

工具概览

Developers move between number bases all the time — reading bitmasks in binary, permissions in octal, RGB bytes in hex. This converter takes a number in any base and shows all four representations at once, with optional 4-digit grouping and 8/16/32/64-bit padding for binary. Arithmetic runs on BigInt, so the tool handles values far larger than 32-bit integers without rounding.

使用场景

• Use Number Base Converter when you need fast convert binary, decimal, octal, and hexadecimal values with grouped formatting and optional bit-length padding.
• Handle developer workflows directly in the browser with no install required.
• Support SEO long-tail intent by covering quick checks, troubleshooting, and one-off conversions.

输入/输出示例

255 (decimal)

0b1111_1111 · 0o377 · 0xFF

0b1010 (binary)

10 · 0o12 · 0xA

常见问题