Toolzie

Base Converter

Enter a value in any field to see it converted to the other bases.

How to Use the Binary, Decimal & Hex Converter

Enter number in any base (binary, decimal, hex, octal). All conversions show instantly as you type.

Essential for programmers and students. Convert between computing number systems without memorizing tables.

Frequently Asked Questions

Bases?

Binary (base 2), Decimal (base 10), Hexadecimal (base 16), Octal (base 8).

Hex uses?

Memory addresses, color codes (#FF5733), compact binary representation.

Large numbers?

Yes, handles well for typical computing use.

Why binary?

Computers use on/off (1/0) states; understanding binary helps programming, networking, hardware.

Share:
Helpful?

About This Tool

Convert numbers instantly between binary, decimal, and hexadecimal with the Toolzie Number Base Converter. Essential for programming, electronics, computer science students, and anyone working with low-level data.

How to Use

  1. Enter a number in any of the three fields: binary, decimal, or hexadecimal.
  2. The other two fields update automatically as you type.
  3. Use the copy button to grab any result.
  4. Clear the fields to start a new conversion.

Frequently Asked Questions

What is hexadecimal used for?

Hex is used extensively in programming, web colours (e.g. #FF5733), memory addresses, and colour codes in design tools.

How do I convert binary to decimal?

Enter your binary number (e.g. 1010) in the binary field and the decimal value (10) will appear instantly.

Can I convert negative numbers?

The converter handles standard unsigned integers. For signed/two's complement, manual adjustment is needed.

What is the largest number it can convert?

It supports numbers up to 64-bit integers (up to 18,446,744,073,709,551,615 in decimal).