在线进制转换器

在任意输入框中敲击数字，其他进制将自动同步换算，支持大数计算 (BigInt)。

BIN
2 进制 (Binary)
OCT
8 进制 (Octal)
DEC
10 进制 (Decimal)
HEX
16 进制 (Hexadecimal)

What this tool does

Linked binary/octal/decimal/hex fields powered by BigInt — past JS safe-integer limits stay precise.

How to use

  1. Type in the base you know.
  2. Read the others.
  3. Copy the value you need.

FAQ

Negatives or decimals?

Non-negative integers only.

Need 0x prefix?

No — hex digits only, any case.

More tools in thedeveloper toolbox. For store preview shots, try theApp Store screenshot maker.