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  2. Roman numerals - Wikipedia

    en.wikipedia.org/wiki/Roman_numerals

    Roman numerals are a numeral system that originated in ancient Rome and remained the usual way of ... (e.g. Super Bowl XLII; Super Bowl 50 was a one-time exception [68]).

  3. List of numeral systems - Wikipedia

    en.wikipedia.org/wiki/List_of_numeral_systems

    All known numeral systems developed before the Babylonian numerals are non-positional, [68] as are many developed later, such as the Roman numerals. The French Cistercian monks created their own numeral system.

  4. 68 (number) - Wikipedia

    en.wikipedia.org/wiki/68_(number)

    68 is a composite number; a square-prime, of the form (p 2, q) where q is a higher prime. It is the eighth of this form and the sixth of the form (2 2.q). 68 is a Perrin number. [1] It has an aliquot sum of 58 within an aliquot sequence of two composite numbers (68, 58,32,31,1,0) to the Prime in the 31-aliquot tree.

  5. History of ancient numeral systems - Wikipedia

    en.wikipedia.org/wiki/History_of_ancient_numeral...

    The Roman numerals developed from Etruscan symbols around the middle of the 1st millennium BCE. [34] In the Etruscan system, the symbol 1 was a single vertical mark ...

  6. Number Forms - Wikipedia

    en.wikipedia.org/wiki/Number_Forms

    Number Forms is a Unicode block containing Unicode compatibility characters that have specific meaning as numbers, but are constructed from other characters.They consist primarily of vulgar fractions and Roman numerals.

  7. Roman numeral analysis - Wikipedia

    en.wikipedia.org/wiki/Roman_numeral_analysis

    Roman numerals are sometimes complemented by Arabic numerals to denote inversion of the chords. The system is similar to that of Figured bass, the Arabic numerals describing the characteristic interval(s) above the bass note of the chord, the figures 3 and 5 usually being omitted. The first inversion is denoted by the numeral 6 (e.g.

  8. Friedman number - Wikipedia

    en.wikipedia.org/wiki/Friedman_number

    The difficulty of finding nontrivial Friedman numbers in Roman numerals increases not with the size of the number (as is the case with positional notation numbering systems) but with the numbers of symbols it has. For example, it is much tougher to figure out whether 147 (CXLVII) is a Friedman number in Roman numerals than it is to make the ...

  9. Template:Roman - Wikipedia

    en.wikipedia.org/wiki/Template:Roman

    The number to be converted to Roman numerals. If the parameter passed cannot be interpreted as a numerical value, no output is generated. Example 69105: Number: optional: Message: 2: Message to display for numbers that are too big to be displayed in Roman numerals. (The largest number supported is 4999999.) Default N/A Example Too big: String ...