Conversion of number systems

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Convert between unlimited number of number systems

Convert |
Number system |
Number to convert
Converted number


This tool performs conversion between decimal and any other numbers system. Conversion can be performed in both directions, i.e. FROM or TO decimal system.

  1. select conversion FROM or TO decimal system
  2. select PREDEFINED (e.g. binary, octal, hexadecimal) system or USER-DEFINED number system
    1. if you have selected PREDEFINED, select desired number system
    2. if you have selected USER-DEFINED, fill in numbers (or letters) of user-defined alphabet (number system). User-defined aplhabet corresponding to binary system is "01", septenary "0123456", octal "01234567" etc.
  • Note: This application accepts only positive integers!