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  2. Names of large numbers - Wikipedia

    en.wikipedia.org/wiki/Names_of_large_numbers

    Quadrillion Thousand billion Billiard P Peta-5 3 10 18: Quintillion Trillion Trillion E Exa-6 3 10 21: Sextillion Thousand trillion Trilliard Z Zetta-7 4 10 24: Septillion Quadrillion Quadrillion Y Yotta-8 4 10 27: Octillion Thousand quadrillion Quadrilliard R Ronna-9 5 10 30: Nonillion Quintillion Quintillion Q Quetta-10 5 10 33: Decillion ...

  3. -yllion - Wikipedia

    en.wikipedia.org/wiki/-yllion

    -yllion (pronounced / aɪ lj ən /) [1] is a proposal from Donald Knuth for the terminology and symbols of an alternate decimal superbase [clarification needed] system. In it, he adapts the familiar English terms for large numbers to provide a systematic set of names for much larger numbers.

  4. Large numbers - Wikipedia

    en.wikipedia.org/wiki/Large_numbers

    For instance, according to the prevailing Big Bang model, our universe is approximately 13.8 billion years old (equivalent to 4.355 × 10 17 seconds). The observable universe spans an incredible 93 billion light years (approximately 8.8 × 10 26 meters) and hosts around 5 × 10 22 stars, organized into roughly 125 billion galaxies (as observed ...

  5. Floating point operations per second - Wikipedia

    en.wikipedia.org/wiki/Floating_point_operations...

    It is named after the Japanese word "kei", which stands for 10 quadrillion, [55] corresponding to the target speed of 10 petaFLOPS. On November 15, 2011, Intel demonstrated a single x86-based processor, code-named "Knights Corner", sustaining more than a teraFLOPS on a wide range of DGEMM operations.

  6. Wheat and chessboard problem - Wikipedia

    en.wikipedia.org/wiki/Wheat_and_chessboard_problem

    The total number of grains can be shown to be 2 64 −1 or 18,446,744,073,709,551,615 (eighteen quintillion, four hundred forty-six quadrillion, seven hundred forty-four trillion, seventy-three billion, seven hundred nine million, five hundred fifty-one thousand, six hundred and fifteen).

  7. Orders of magnitude (numbers) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(numbers)

    Computing – UTF-8: 2,147,483,648 (2 31) possible code points (U+0000 - U+7FFFFFFF) in the pre-2003 version of UTF-8 (including five- and six-byte sequences), before the UTF-8 code space was limited to the much smaller set of values encodable in UTF-16. Biology – base pairs in the genome: approximately 3.3 × 10 9 base pairs in the human ...

  8. Indefinite and fictitious numbers - Wikipedia

    en.wikipedia.org/wiki/Indefinite_and_fictitious...

    [6] [7] Umpty came from a verbalization of a dash in Morse code. [6] "Umpteen", adding the ending -teen, as in "thirteen", is first attested in 1884, [8] [9] [3] [10] and has become by far the most common form. [11] In Norwegian, ørten is used in a similar way, playing on the numbers from tretten (13) to nitten (19), but often signifying a ...

  9. Long and short scales - Wikipedia

    en.wikipedia.org/wiki/Long_and_short_scales

    H. W. Fowler's A Dictionary of Modern English Usage [8] noted It should be remembered that "billion" does not mean in American use (which follows the French) what it means in British. For to us it means the second power of a million, i.e. a million millions ( 1,000,000,000,000 ); for Americans it means a thousand multiplied by itself twice, or ...