Number Base Converter

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Convert between binary, octal, decimal, hex and any base up to 36.

How to use the Number Base Converter

1Type a number in any base.
2See it in binary, octal, decimal, hex and a custom base at once.
3Explore two's complement and bit patterns for signed values.

Graphing Calculator
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Plot functions, find roots and intersections, and explore with sliders.
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Solve linear, quadratic, polynomial and systems of equations step by step.
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Multiply, invert and find determinants, eigenvalues and more.