Binary Converter
Convert numbers between decimal, binary, hexadecimal, and octal number systems instantly.
Number Systems
Decimal: Base 10 (0-9)
Binary: Base 2 (0-1)
Hexadecimal: Base 16 (0-F)
Octal: Base 8 (0-7)
Quick Examples
10 = 1010 = A = 12
255 = 11111111 = FF = 377
16 = 10000 = 10 = 20
Understanding Number Systems
Decimal (Base 10)
The number system we use daily. Each digit position represents a power of 10.
Binary (Base 2)
Used in computers. Each digit is either 0 or 1. Fundamental to digital systems.
Hexadecimal (Base 16)
Used in programming for colors (#FF5733), memory addresses, and more. More compact than binary.