Octal Converter
Convert octal numbers to decimal, hexadecimal, and binary.
More options
Send output to:
Advertisement
How to use Octal Converter
- Enter an octal number.
- View the decimal, hexadecimal, and binary equivalents.
- Copy individual values.
What is Octal Converter?
Octal (base 8) is a numeral system using digits 0-7, commonly used in Unix file permissions.
Advertisement
FAQ
- What is octal used for?
- Octal is commonly used in Unix/Linux file permissions and computing.
- How do I read octal file permissions?
- Each digit represents permissions: 7=rwx, 6=rw-, 5=r-x, 4=r--, 0=---.
- Can I prefix with 0o?
- Yes, the tool accepts the 0o prefix.
Related tools
People also use
- Binary Converter🔐 Encoding & Decoding
Binary Converter — Convert numbers between binary, decimal, octal, and hexadecimal bases. Runs entirely client-side inside your browser.
- Hex Converter🧮 Calculators & Converters
Hex Converter — Convert numbers between hexadecimal, decimal, octal, and binary formats. Enter a value in any base and see all conversions instantly.
- Number Base Converter🗄️ Developer Tools
Number Base Converter — Convert numbers between decimal, hex, binary, octal — or any arbitrary base from 2 to 36.
Last updated: