Octal to Decimal Converter - Free, Instant, In Your Browser
Enter a value in Octal to get the equivalent in Decimal (e.g. 123 (octal) = 83).
How to use OCTAL → DECIMAL
- 1Paste your text or data into the input box above.
- 2OCTAL → DECIMAL runs instantly, right in your browser.
- 3Copy the result or use it directly.
Your file is only processed temporarily for the conversion and is automatically deleted within 24 hours.
Frequently Asked Questions
What is octal used for?
Octal (base 8) shows up in Unix file permissions (like chmod 755) and some older computing systems.
Does this work with negative numbers?
Only whole, non-negative numbers are supported - the same convention every base converter uses.