Number System Converter
Convert between Decimal, Binary, Octal, and Hexadecimal
What is Number Converter?
There are 10 types of people in the world: those who understand binary, and those who don't. The **Number System Converter** bridges the gap between human math (Decimal) and machine logic (Binary/Hex). Essential for developers, it simplifies tasks from setting CSS colors to debugging memory registers.
How to Use Number Converter
Enter Number
Type a number in any field (e.g., "255" in Decimal).
Auto Convert
Watch all other fields update instantly (Binary: 11111111).
Copy Output
Click copy icon to use the converted value.
Clear
Reset to convert a new number.
Supports bases 2, 8, 10, and 16. **Binary (Base 2)**: 0s and 1s. **Octal (Base 8)**: 0-7. **Decimal (Base 10)**: 0-9. **Hex (Base 16)**: 0-9 and A-F.
Why Use This Tool?
**Debugging**: Quickly translate error codes or memory addresses. **Web Design**: Convert RGB values (0-255) to Hex codes (#FF...) for CSS. **Networking**: Understand IP subnet masks in binary.
Who Is This For?
**Student Assignments**: Checking answers for Digital Logic homework. **Embedded Systems**: Configuring registers that require Hex input.
Behind the Technology
BigInt support for handling large numbers beyond standard integer limits.
Tips for Best Results
Hex values are often prefixed with '0x' in code.
Each Hex digit represents exactly 4 bits (nibble) of Binary.
Use this to understand permissions in Linux (e.g. chmod 777 is Octal).