Binary Converter

Convert between binary, decimal, hex, and octal.

Fill in the fields below to calculate

Decimal (Base 10)

Binary (Base 2)

Octal (Base 8)

Hexadecimal (Base 16)

Enter your values above to see the result.

Your Results

Conversion Results

Conversion Steps

Octal

Hex

Step-by-step Solution

About This Calculator

Convert between binary, decimal, hex, and octal.

Everything is worked out in your browser as you type, so your figures never leave your device.

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Pro Tips

Results update as you type — change any field to see the effect immediately.

Check that every value uses the same unit before comparing results.

Use the copy button to paste the binary converter figures into a note or spreadsheet.

Nothing is sent to a server, so you can use this with private figures.