QuickFreeTools

Online Number Base Converter

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

Frequently Asked Questions

Which bases are supported?
Binary (2), octal (8), decimal (10), and hexadecimal (16).
How do I enter hex digits?
Use 0-9 and A-F (or a-f). Octal uses 0-7, binary 0-1.
Can I convert from any base to any other?
Yes. Enter the value and select from-base and to-base.

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