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  2. Binary number - Wikipedia

    en.wikipedia.org/wiki/Binary_number

    Conversion of (357) 10 to binary notation results in (101100101) To convert from a base-10 integer to its base-2 (binary) equivalent, the number is divided by two. The remainder is the least-significant bit. The quotient is again divided by two; its remainder becomes the next least significant bit.

  3. Change of base - Wikipedia

    en.wikipedia.org/wiki/Change_of_base

    In mathematics, change of base can mean any of several things: Changing numeral bases , such as converting from base 2 ( binary ) to base 10 ( decimal ). This is known as base conversion .

  4. Positional notation - Wikipedia

    en.wikipedia.org/wiki/Positional_notation

    The numeral "10" is binary numeral "2", octal numeral "8", or hexadecimal numeral "16". ... Converting each digit is a simple lookup table, ... For base 10 it is ...

  5. Module:BaseConvert - Wikipedia

    en.wikipedia.org/wiki/Module:BaseConvert

    It may be a number instead, if the input base is 10. base - (required) the base to which the number should be converted. May be between 2 and 36, inclusive. from - the base of the input. Defaults to 10 (or 16 if the input has a leading '0x'). Note that bases other than 10 are not supported if the input has a fractional part.

  6. Computer number format - Wikipedia

    en.wikipedia.org/wiki/Computer_number_format

    Computer engineers often need to write out binary quantities, but in practice writing out a binary number such as 1001001101010001 is tedious and prone to errors. Therefore, binary quantities are written in a base-8, or "octal", or, much more commonly, a base-16, "hexadecimal" (hex), number format. In the decimal system, there are 10 digits, 0 ...

  7. List of numeral systems - Wikipedia

    en.wikipedia.org/wiki/List_of_numeral_systems

    This system is conveniently coded into ASCII by using the 26 letters of the Latin alphabet in both upper and lower case (52 total) plus 10 numerals (62 total) and then adding two special characters (+ and /). 72: The smallest base greater than binary such that no three-digit narcissistic number exists. 80: Octogesimal: Used as a sub-base in ...

  8. Double dabble - Wikipedia

    en.wikipedia.org/wiki/Double_dabble

    Toggle the table of contents ... three is added to ensure the value "carries" in base 10. ... 10 4 10 3 10 2 10 1 10 0 Original binary 0000 0000 0000 0000 0000 ...

  9. Numeral system - Wikipedia

    en.wikipedia.org/wiki/Numeral_system

    For example, "11" represents the number eleven in the decimal or base-10 numeral system (today, the most common system globally), the number three in the binary or base-2 numeral system (used in modern computers), and the number two in the unary numeral system (used in tallying scores). The number the numeral represents is called its value.