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Math & Science CalculatorsProgrammer Calculator (Hex, Binary, Bitwise)
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Programmer Calculator

Work in hex, decimal, octal or binary, with bitwise operators, word sizes up to 64-bit and tap-to-flip bits.

Quick Answer

Programmer Calculator lets you: Work in hex, decimal, octal or binary, with bitwise operators, word sizes up to 64-bit and tap-to-flip bits. To start, choose HEX, DEC, OCT or BIN. Keys that don't belong to the base are disabled.

Loading tool…

How to use this tool

  1. 1

    Pick a base

    Choose HEX, DEC, OCT or BIN. Keys that don't belong to the base are disabled.

  2. 2

    Choose the word size

    Select 8, 16, 32 or 64 bits. Numbers wrap around like they do in real hardware.

  3. 3

    Calculate

    Type a number, press an operator such as AND, OR, XOR, << or +, type the second number and press =. NOT acts on the current value.

  4. 4

    Look at the bits

    All four bases are shown at once, and you can tap any bit to flip it.

Frequently Asked Questions

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