Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal, and custom bases (2-36).
Conversions
Enter a number above to see conversions
What is Number Base Conversion?
Number base conversion is the process of converting a number from one numeral system (base) to another. Different bases use different numbers of digits - for example, binary uses only 0 and 1, while hexadecimal uses 0-9 and A-F.
Supported Bases
- •Binary (Base 2): Digits 0-1. Used in computing.
- •Octal (Base 8): Digits 0-7. Shorter binary representation.
- •Decimal (Base 10): Digits 0-9. Standard system.
- •Hexadecimal (Base 16): Digits 0-9 and A-F.
- •Custom (Base 2-36): Any base from 2 to 36.
Common Use Cases
- •Programming: Memory addresses, bit manipulation, debugging
- •Color Codes: RGB to hexadecimal for web design
- •Networking: IP addresses and MAC addresses
- •Computer Science: Understanding number storage
Tips
- •Hex digits A-F can be uppercase or lowercase
- •Negative numbers are supported
- •For bases above 10, use letters A-Z for digits 10-35
100% Private
All conversions are performed locally in your browser using JavaScript. Your numbers never leave your device, ensuring complete privacy.
