Octal to Binary Converter — Base Systems

Convert Octal to Binary instantly. Useful for developers, programmers, and anyone working with different numeral systems.

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What is Octal?

Octal is a base-8 number system that uses digits from 0 to 7. It is sometimes used in computing for compact binary representation.

What is Binary?

A binary number is a base-2 numeral system that uses only 0s and 1s. It’s fundamental in digital electronics and computing.

Conversion Notes

This converter supports both numeric conversions (binary, octal, decimal, hex) and text encoding/decoding using character codes. Input can be a number or text, depending on the direction.

Sample Octal to Binary Conversions

OctalBinary
1 octal
1 binary
10 octal
1000 binary
100 octal
1000000 binary
255 octal
10101101 binary
A octal
NaN binary
Hello octal
NaN binary

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