UtilitiesFree
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal bases.
Binary0b11111111
Octal0o377
Decimal255
Hexadecimal0xFF
8-bit binary representation
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How it works
Enter a number and select its current base (binary, octal, decimal, or hexadecimal). The converter instantly shows the equivalent value in all other number bases simultaneously. Handles both positive integers and large values.
Why use this tool?
Computer science students and developers use number base converters when working with binary logic, hexadecimal color codes, memory addresses, and bitwise operations in programming.