🔧

Number Base Converter

binary · hex · octal · decimal · convert

Binary (Base 2)

Octal (Base 8)

Decimal (Base 10)

Hex (Base 16)

Dec255HexFFOct377

Dec1024Hex400Oct2000

Dec4096Hex1000Oct8000

How to use

1
Type a number in any base field.
2
It converts to binary, octal, decimal, hex instantly.
3
Copy the value you need.

FAQ

Is this tool free?

Yes — no sign-up, no installation, completely free to use right away.

What is this tool?

This tool converts numbers between bases — decimal, binary, hexadecimal, and octal. It's handy for programming, networking, or learning how computers count. The conversion runs instantly in your browser.