Decimal to Binary Converter
Convert decimal numbers to binary, with hex and octal alongside.
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Hex
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Octal
Fractional parts are converted with up to 24 binary places. Binary is position-2 notation: 1011 = 1·8 + 0·4 + 1·2 + 1·1 = 11.
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关于
Type a decimal number and the binary form appears instantly, with optional 4-bit or byte grouping and 0x hex and 0o octal values as a bonus.
Binary is position-2 notation, so each digit doubles its weight from right to left — 1011 is 8+0+2+1 = 11.
一切都在您的浏览器本地运行：不会上传任何数据，无需账户。
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