Number Base Converter
Convert numbers between binary, octal, decimal, hex, and custom bases.
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About this tool
Convert numbers between binary, octal, decimal, hexadecimal, and any custom base (2-36). Includes bitwise operations (AND, OR, XOR, NOT, shift), two's complement representation, ASCII/Unicode converter, and color code converter (HEX/RGB).
Frequently Asked Questions
Enter your decimal number and select Binary as the output base. The converter instantly shows the binary representation. It also shows hexadecimal, octal, and any custom base (2-36) simultaneously.