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Binary Converter
Convert between binary, decimal, hexadecimal, and octal numbers. Free online number base converter with step-by-step explanations.
Presets
Invalid input
Bit Visualization
ℹ️ About Binary Converter
Convert between binary, decimal, hexadecimal, and octal. Essential for programming, computer science, and understanding number systems.
💡 Use Cases
Learning number systems
Programming and debugging
Computer science education
Understanding computer data
Converting machine code
📋 How to use
1
Enter a number in any base
2
View conversions to all bases
3
Toggle between input formats
4
Copy the result you need
💎 Pro Tips
- Binary is base 2 (0s and 1s)
- Hex is base 16 (0-9, A-F)
- Each hex digit = 4 binary digits
❓ Frequently Asked Questions
Computers use binary - all data is ultimately 0s and 1s.
Compact representation of binary - 2 hex digits = 1 byte.
Each position is a power of 2: 1, 2, 4, 8, 16... from right to left.