OCTAL to BINARY Converter

Convert octal to binary instantly. Enter a value and get the exact binary representation.

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How it works

Value in octal is parsed, then re-expressed in base 2 (binary).

Examples

InputOutput
171111

Frequently Asked Questions

How do I convert octal to binary?

Repeatedly divide by 2 collecting remainders, or just use this tool — parsing and conversion happen instantly in your browser.

Are lowercase digits accepted?

Yes — both upper and lower case digits are parsed correctly.

Is any data uploaded?

No. Conversion runs entirely in your browser.

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