Utilities / FREE ONLINE TOOL
Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal and any base from 2 to 36 online. Exact for very large numbers, with two’s complement and bit view.
QUICK GUIDE
How to use this tool
Type in any field and the others update. Prefixes 0b, 0o and 0x and spaces or underscores between digits are accepted. Choose a bit width to see the two’s complement form.
Your input is processed locally. Use Copy or Download to keep your result.
Keep your workflow moving
Need another step? Try a related tool.