dCode is free and its tools are a valuable help in games, puzzles and problems to solve every day! You have a problem, an idea for a project, a specific need and dCode can not (yet) help you? You need custom development? Contact-me!

This page is using the new English version of dCode, please make comments !

Tool to convert to octal base (base 8) or from octal base. Numbers written in octal use numbers from 0 to 7.

Answers to Questions

How to write a number in base 8?

For complete explanations on how to convert from N1 to N2, see the base-N conversion tool.

Example: 123 in base 10 is written 173 in base 8

How to convert an octal number?

For complete explanations on how to convert from N1 to N2, see the base-N conversion tool.

Example: 123 in base 8 is written 83 in base 10

How to recognize octal numbers?

The octal numbers can not have a digit 8 or 9.

In computing, it is usual to display an initial zero in front of the numbers to indicate that they are octal numbers. 12 in base 8 sometimes writes 012 to indicate that it is an octal number.

Ask a new question

Source code

dCode retains ownership of the source code of the script Octal System (Base 8). Except explicit open source licence (indicated Creative Commons / free), any algorithm, applet, snippet, software (converter, solver, encryption / decryption, encoding / decoding, ciphering / deciphering, translator), or any function (convert, solve, decrypt, encrypt, decipher, cipher, decode, code, translate) written in any informatic langauge (PHP, Java, C#, Python, Javascript, etc.) which dCode owns rights can be transferred after sales quote. So if you need to download the Octal System (Base 8) script for offline use, for you, your company or association, see you on contact page !

dCode uses cookies to customize the site content, analyze user behavior and adapt dCode to your use. Some data is stored and collected for advertising purposes and may be shared with our partners. OK