Number Base Converter
Convert numbers between decimal, binary, hexadecimal, and octal⌘⏎ run · ⇧⌘C copy · ⎋ resetINPUTFrom Base
OUTPUT
❯ _Run an operation to see results here.then press ⌘⏎
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What is Number Base Converter?
The Number Base Converter converts numbers between decimal, binary, hexadecimal and octal instantly, in your browser. Type a value in any base and see it in all the others at once — handy for programming, networking and digital logic. Everything is computed locally.
How to use it
- 01Type a number in any base field.
- 02The other bases update instantly.
- 03Copy whichever representation you need.
FAQ
How large a number can it convert?
It handles arbitrarily large integers using big-integer math.
Does it support signed values?
It converts positive integers across bases; two’s-complement is available in the Binary Calculator.
Is anything sent to a server?
No — conversion is local.