Number Base Converter

Data Converters100% Client-Side

Convert numbers across Decimal, Binary, Hexadecimal, and Octal formats with bitwise representations.

Decimal (Base 10)
Hexadecimal (Base 16)
Binary (Base 2)
Octal (Base 8)
SponsorNon-intrusive

What is Number Base Converter?

Convert numbers between base 2 (Binary), base 8 (Octal), base 10 (Decimal), and base 16 (Hexadecimal) simultaneously in real time.

Key Features

Synchronized real-time conversion across all 4 major bases
Supports large integers with BigInt precision
Displays binary byte chunk grouping (4-bit nibbles)
One-click copy for each base format

Common Use Cases

  • Low-level systems programming and bitwise manipulation
  • Debugging memory addresses and color hex values
  • Computer science homework and binary calculations

Frequently Asked Questions

By leveraging JavaScript BigInt, it handles numbers of virtually unlimited bit width.