Number to Hex Online

Number to Hex Converter

This free and open-source tool allows you to easily convert decimal numbers to their hexadecimal (hex) representation. Hexadecimal is a base-16 number system commonly used in computing and digital systems.

What is Hexadecimal?

Hexadecimal is a numeral system that uses 16 distinct symbols. It uses the digits 0-9 and the letters A-F to represent values. In computing, hex is often used because it can represent every byte (8 bits) as two hexadecimal digits, making it more compact and readable than binary.

How to Use

  1. Enter a decimal number in the input box.
  2. The tool will automatically convert it to its hexadecimal equivalent.
  3. The result will appear in the output box.
  4. Click the "Copy" button to copy the hex result to your clipboard.

Features

  • Real-time conversion from decimal to hexadecimal
  • Support for positive integers
  • One-click copy to clipboard
  • Clear button to reset input and output

Use Cases

  • Converting decimal values to hexadecimal for programming tasks
  • Working with color codes in web development (RGB to Hex)
  • Analyzing memory addresses in computer science
  • Converting between number systems in mathematics and computer science education

How It Works

The converter processes the input by:

  1. Taking the decimal input number
  2. Repeatedly dividing by 16 and keeping track of remainders
  3. Mapping remainders to hexadecimal digits (0-9, A-F)
  4. Reversing the order of digits to get the final hexadecimal representation

Privacy and Security

This tool performs all conversions directly in your browser. No data is sent to any external server, ensuring that your information remains private and secure.

Note

While hexadecimal is widely used in computing, it's important to understand the context in which you're using these numbers. Always double-check your conversions, especially when working with critical systems or data.