Octal ↔ decimal

Client

Mode oct (default) parses octal; mode dec converts decimal to octal.

About Octal ↔ decimal

Convert octal literals to decimal or decimal to octal—radix helper. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.

How to use this page

Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.

755 octal = 493 decimal

Nearby workflows on Toolcore

  • Hex encode & decode — UTF-8 text to hex and hex to text—strip spaces, local only. when the payload needs a different encoding or escape format.
  • Binary addition — Add two binary strings and return sum as binary. when the payload needs a different encoding or escape format.
  • Encoding tools — Hub index: Base64 & URL, Base64url, Base32, Crockford, LEB128, ASCII85, Z85, Base58, base-36, bencode, Morse, quoted-printable, URI, Puny… when the payload needs a different encoding or escape format.
  • JSON formatter — JSON format online: pretty-print, minify, validate, escape, download . when the payload needs a different encoding or escape format.

Common use cases

  • Octal ↔ decimal for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

More tools

Related utilities you can open in another tab—mostly client-side.