Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal bases instantly.
How to Use
Enter a number, select which base it's in, and all equivalent representations update in real-time.
Frequently Asked Questions
Binary (base 2), Octal (base 8), Decimal (base 10), and Hexadecimal (base 16). Enter a number in any base and see all conversions.
Hexadecimal (base 16) uses digits 0-9 and letters A-F. It's commonly used in computing for memory addresses, color codes, and byte representation.
The tool handles numbers up to JavaScript's safe integer limit (2^53 - 1). For larger numbers, precision may be lost.