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Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal formats. Essential for programming, computer science, and digital systems.
🔄Quick Converter
Convert between any two number bases
📊All Bases Conversion
See your number converted to all supported bases
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Enter a number and click convert to see results in all bases
📚Number Systems Reference
Binary (Base 2)
Uses only 0 and 1. Fundamental to computer systems and digital electronics.
Common uses: Computer memory, machine code, digital circuits
Example: 1010 = 1×2³ + 0×2² + 1×2¹ + 0×2⁰ = 10
Quick Reference
0 = 0000
1 = 0001
2 = 0010
3 = 0011
4 = 0100
5 = 0101
6 = 0110
7 = 0111
8 = 1000
9 = 1001
📖How to Use
1
Select Base
Choose the base of your input number
2
Enter Number
Type your number using valid characters for the selected base
3
Convert & Copy
Click convert and copy results in any base
💡 Pro Tips
- • Use the "Swap Bases" button to quickly reverse the conversion
- • All bases display shows conversions simultaneously for easy comparison
- • Copy individual results or use the quick converter for specific conversions
- • Perfect for programming, digital electronics, and computer science studies
- • Supports large numbers - try converting decimal 255 to hexadecimal!
About Number Base Converter
Translate numbers into the languages of computers. This tool allows you to convert values between the four most common number systems used in computing: Binary (Base 2), Octal (Base 8), Decimal (Base 10), and Hexadecimal (Base 16).
🎯 Who is this tool for?
Computer Science StudentsSoftware EngineersElectronics Hobbyists
✨ Key Features
- Supports Binary, Octal, Decimal, Hexadecimal
- Simultaneous Conversion to All Bases
- Input Validation per Base
- Quick Swap Feature
- Educational Reference Section
- Copy-Paste Ready
🚀 How to Use
- 1Select the 'From Base' (e.g., Decimal).
- 2Enter your number.
- 3Instantly see it converted to all other bases below.
- 4Use the 'Quick Converter' for a specific pair.
Frequently Asked Questions