Binary Tools

Binary to Octal

Convert binary numbers to octal format.

Updated 2025-12-01

Binary to Octal

Convert binary to octal

Transform binary numbers (base-2) into octal (base-8) representation.

Output delimiter

Include 0o prefix

Binary Input

Separate values with spaces, commas, or newlines0 chars

Binary to octal conversion groups every 3 binary digits into a single octal digit (0-7). Octal was historically popular in computing and is still used in Unix file permissions. All processing happens locally in your browser.

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