Text & Developer Tools

Number Base Converter

Convert integers between bases 2 and 36.

Private when possible
No account required

Preparing tool…

About this tool

Convert numbers between binary, octal, decimal, and hexadecimal bases for low-level debugging and homework.

How to use

Enter a value.
Set from/to bases.
Copy the result.

Features

Bases 2–36
Integer parse
Instant
Local

Common use cases

Development
Debugging
Data cleanup

Supported formats

Privacy

This tool processes data in your browser. Content is not uploaded to our servers unless a feature explicitly requires a network request.

Frequently asked questions

Related tools

Continue with a closely related task.

Binary ConverterDeveloperConvert between decimal and binary.Hex ConverterDeveloperConvert between decimal and hexadecimal.Scientific CalculatorCalculatorSafe expression calculator with powers and trig: no eval().

Popular tools

Continue with a closely related task.

PDF CompressorPDFReduce PDF file size online or compress to a specific target size. Free browser PDF compression with no signup.Merge PDFPDFCombine multiple PDF files into one document. Reorder documents with drag and drop, preview pages, then merge.Split PDFPDFSplit a PDF with visual page selection. Extract selected pages, split every page into a ZIP, or use advanced ranges.PDF to JPGPDFConvert PDF pages to high-quality JPG images. Preview pages, convert selected or all, and download images or a ZIP.PDF to WordPDFConvert PDF to editable Word (DOCX). Extract text into a document you can edit.Rotate PDFPDFRotate PDF pages visually with thumbnails. Turn selected pages or the whole document 90° at a time.