Number Base Converter

What is Number Base Conversion?

In computer science, numbers can be represented in different bases. This tool allows instant, seamless conversion between the most common numeric bases.

How to Use

Type a valid number in any of the four input fields. The other three fields will automatically calculate and update in real-time. Invalid inputs are instantly caught.

Terminology

• Decimal (Base 10): The standard numbered system used by humans (0-9).
• Binary (Base 2): The fundamental language of computers, consisting only of 0s and 1s.
• Octal (Base 8): Uses digits 0-7. Used historically in early computing and occasionally for file permissions in Unix/Linux.
• Hexadecimal (Base 16): Uses digits 0-9 and letters A-F. Commonly used for memory addresses, color codes, and byte values.

Common Use Cases

• Translating raw binary flags from a database into readable hexadecimal memory addresses.
• Converting web #FFFFFF color hex codes into RGB decimal values.

Security

All base conversions are calculated locally in your browser. No data is sent to any servers.