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PowerUtils
2026-06-15•1 min read

How to Convert Number Bases Online

Learn how to convert between binary, decimal, hexadecimal, and octal using PowerUtils free online Number Base Converter. Essential for programming and computer science.

numberbasebinaryhexadecimalprogramming

Why Convert Number Bases?



Number base conversion is essential for:
  • Computer programming

  • Digital electronics

  • Network addressing (IP, MAC)

  • Cryptography and security


    • How to Use the Number Base Converter



    Step 1: Select Bases



    Visit the Number Base Converter and choose:
  • From: Binary, Decimal, Hexadecimal, Octal

  • To: Target number base


    • Step 2: Enter Number



    Input your number in the source base format.

    Step 3: Get Conversions



    See the number converted to all common bases:
  • Binary (Base 2)

  • Octal (Base 8)

  • Decimal (Base 10)

  • Hexadecimal (Base 16)


    • Number Base Tips



  • Binary: 0 and 1, used in digital systems

  • Hexadecimal: 0-9 and A-F, compact binary representation

  • Octal: 0-7, used in Unix permissions

  • Decimal: 0-9, standard human-readable format


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