Bitwise Calculator

AND, OR, XOR, NOT and bit shifts of two integers, with binary shown.

Enter values

Integer A

Integer B

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operations are on 32-bit two’s-complement integers

All calculations run locally in your browser and update instantly as you type.

Why is NOT A negative?+

JavaScript-style bitwise NOT flips every bit of a 32-bit two’s-complement integer, so ~12 = −13. In two’s complement, ~x always equals −x − 1.

All calculations run locally in your browser. Nothing you type is sent to a server.