TinyCheque

Octal to Binary Converter

Convert octal numbers (base-8) to binary numbers (base-2) with this easy-to-use calculator.

Instant Conversion
Step-by-Step Guide
Integer Support
Free Tool
8
2

Features

Instant Conversion

Convert octal numbers to binary instantly with real-time validation and error checking.

Error Detection

Built-in validation ensures only valid octal numbers (0-7) are processed.

User-Friendly

Clean interface with clear input/output fields and helpful indicators.

How It Works

The octal to binary converter works by mapping each octal digit to its corresponding 3-bit binary representation:

  • Octal 0 = Binary 000
  • Octal 1 = Binary 001
  • Octal 2 = Binary 010
  • Octal 3 = Binary 011
  • Octal 4 = Binary 100
  • Octal 5 = Binary 101
  • Octal 6 = Binary 110
  • Octal 7 = Binary 111

Frequently Asked Questions

What is an octal number?

Octal is a base-8 number system that uses digits from 0 to 7. It's commonly used in computing and digital systems.

Why convert octal to binary?

Converting between octal and binary is useful in computer programming, particularly when working with file permissions in Unix-like systems.

How do I use this converter?

Simply enter any valid octal number (using digits 0-7) in the input field and click "Convert" to see its binary equivalent.