quinquadecillion

English

Etymology

From quinqua- (five) +‎ decillion.

Numeral

quinquadecillion

  1. (rare) Synonym of quindecillion.
    • 1936 January 8, “How Big Is Big?”, in San Francisco Chronicle, volume CXLVII, number 177, San Francisco, Calif.: George T. Cameron, →ISSN, →OCLC, page 10 (Editorial Page), column 2:
      According to present figures, all the matter in existence, in our own and other universes, weighs some 20,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 metric tons, or a little more in English tons. There is a simpler way to write it in figures, but the newspaper linotype has not the necessary type faces. In words, it is twenty quinquadecillion tons.
    • 1936 April 26, “For the Scrapbook”, in Morning News, Florense, S.C., →OCLC, page 3, column 5:
      The universe, according to natural scientists, weighs 20 quinquadecillion tons.
    • 2013 November 25, Administrator, “send me a quinquadecillion dollars”, in rec.nude[1] (Usenet), archived from the original on 30 December 2025:
      that is $1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000.00 thank you!
    • 2018 October 2, Steven Novella, “The Singularity”, in The Skeptics’ Guide to the Universe: How To Know What’s Really Real in a World Increasingly Full of Fake, London: Hodder & Stoughton, →ISBN:
      For example, computronium is a hypothetical substrate that is calculated as the densest and most efficient computing material allowed by the laws of physics. Physicist Seth Lloyd calculates that such a mythical material could compute on the order of 5 x 10^50 (500 quinquadecillion) calculations per second.
    • 20182023, Bhikkhu Sujato, transl., “AN 4.3 Broken (1st): Paṭhamakhatasutta”, in Numbered Discourses: A Sensible Translation of the Aṅguttara Nikāya, volume 2 (AN 4), Eastwood, S.A.: SuttaCentral c/o Alwis & Alwis, published 6 March 2023, →ISBN, page 5:
      What’s really terrible luck is to hate the holy ones. For more than two quinquadecillion years, and another five quattuordecillion years, a slanderer of noble ones goes to hell, having aimed bad words and thoughts at them.