Binary Converter
Convert between Binary, Decimal, Hexadecimal, and Octal
Please enter a valid binary number (0s and 1s only)
Please enter a valid decimal number
Please enter a valid hexadecimal number (0-9, A-F)
Please enter a valid octal number (0-7 only)
Conversion completed successfully!
Number System Information
Binary (Base 2)
Uses only 0 and 1. Fundamental to computer systems. Each digit represents a power of 2.
Decimal (Base 10)
Standard number system we use daily. Uses digits 0-9. Each digit represents a power of 10.
Hexadecimal (Base 16)
Uses digits 0-9 and letters A-F. Commonly used in programming and web colors.
Octal (Base 8)
Uses digits 0-7. Each digit represents a power of 8. Used in some programming contexts.