Hexadecimal Calculator

Convert between hex, decimal, binary, and octal, and do hex arithmetic.

Formula & Methodology

Hexadecimal is base 16; convert by dividing or multiplying by the target base and mapping digits A–F to 10–15.

Worked Example

The hex value 2F equals 47 in decimal and 00101111 in binary.

Frequently Asked Questions

Which bases are supported?

Hexadecimal (base 16), decimal (base 10), binary (base 2), and octal (base 8).

Can it do arithmetic in hex?

Yes. It can add, subtract, and perform other operations directly in hexadecimal.

How are letters used in hex?

A–F represent the decimal values 10–15.

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