Octal to Binary Converter

User Guide

1. Input Section
   • Enter the octal number in the text area labeled "Octal Numbers".
   • Use the "Clear" button beneath the input field to erase your entry if needed.
2. Output Section
   • The binary equivalent will appear in the output area.
   • Use the "Copy" button below the output area to copy the result to your clipboard.

The octal system (base-8) uses digits 0 through 7, while the binary system (base-2) uses only 0 and 1. Converting octal to binary is straightforward because each octal digit corresponds to exactly three binary digits. This direct mapping makes conversion quick and error-free.

Conversion Method

Steps to Convert

1. Write down the octal number.
2. Convert each octal digit into its 3-bit binary equivalent using a reference table.
3. Combine all the binary groups to get the final binary number.

Octal to Binary Table:

Example

Convert 731₈​ (octal) to binary:

Convert each digit:
7 = 111
3 = 011
1 = 001

Combine the binary groups: 111 011 001

Result: 731₈ = 111011001₂