Number Base Converter (Binary, Octal, Decimal, Hex)
Convert numbers seamlessly between Binary, Octal, Decimal, and Hexadecimal with arbitrary-precision BigInt support.
How to Use Number Base Converter
- Enter a number into any field: Decimal (Base 10), Binary (Base 2), Hexadecimal (Base 16), or Octal (Base 8).
- Observe all other three number base fields calculate and synchronize in real time.
- Input validation immediately highlights any invalid digits for that number base.
- Click 'Copy' next to any converted format to copy the result to your clipboard.
Technical Specifications & How It Works
Computer architecture operates across multiple numeral systems: binary for hardware logic, octal for file permissions, decimal for human arithmetic, and hexadecimal for memory addresses and color codes.
This tool uses JavaScript's native BigInt engine, ensuring arbitrary precision arithmetic without integer overflow or rounding errors on large numbers.
Calculations run entirely client-side on your device's CPU with zero network requests.
Frequently Asked Questions
Does this converter support very large numbers?
Yes, by utilizing JavaScript BigInt arbitrary-precision arithmetic, it handles numbers well beyond standard 64-bit integer limits.
What are valid digits for hexadecimal numbers?
Hexadecimal uses digits 0-9 and letters A through F (representing values 10 through 15).
Can I convert negative numbers?
The converter is optimized for unsigned integer conversions across base representations standard in computer science.