Hexadecimal Converter

Convert a hex number to decimal, binary, or octal using the converter below.

How to Convert a Hex Number

To convert a hexadecimal number to decimal, use the following formula:

decimal number₁₀ = (d₀ × <⁰) + (d₁ × <¹) + … + (d_{n – 1} × <^{n – 1})

In the formula above, d₀ is the hex digit furthest to the right, d₁ is the digit one position from the right, and d_{n – 1} is the digit furthest to the left.

Hex Conversion Resources

Use our hex conversion resources to learn more about hexadecimal calculations: