Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal number systems
Binary (Base 2)
Octal (Base 8)
Decimal (Base 10)
Hexadecimal (Base 16)
Number Base Converter
Enter a number in any base to see its equivalent in other number systems
📊Number Systems Explained
Understanding different number bases and their applications
Binary (Base 2)
Uses digits 0-1. Foundation of computer systems and digital electronics.
Octal (Base 8)
Uses digits 0-7. Common in Unix file permissions and legacy systems.
Decimal (Base 10)
Uses digits 0-9. Standard number system for everyday mathematics.
Hexadecimal (Base 16)
Uses 0-9 and A-F. Essential for programming, colors, and memory addresses.
💡Common Use Cases
Real-world applications of number base conversions
Programming & Development
Memory addresses, bit manipulation, debugging, and low-level programming.
Web Design
HTML color codes (#FF0000 for red), CSS styling, and graphic design.
System Administration
File permissions (chmod 755), network configurations, and system debugging.
Computer Science Education
Understanding computer architecture, algorithms, and data representation.
🎯Quick Reference Examples
Common conversions you might encounter
Colors in Web Development
Red:#FF0000 = 255
Green:#00FF00 = 255
Blue:#0000FF = 255
File Permissions (Octal)
Read/Write/Execute:777 = 511
Read/Write:644 = 420
Execute only:111 = 73