QuickFreeTools

Online Number Base Converter

Convert numbers between bases: binary (2), octal (8), decimal (10), and hexadecimal (16). Client-side only.

Frequently Asked Questions

What bases are supported?
Base 2 (binary), 8 (octal), 10 (decimal), and 16 (hexadecimal).
Example?
255 in decimal = 11111111 in binary, 377 in octal, FF in hex.
Are negative numbers supported?
Values are treated as unsigned integers for conversion.

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