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  2. Trillion - Wikipedia

    en.wikipedia.org/wiki/Trillion

    Trillion is a number with two distinct definitions: 1,000,000,000,000 , i.e. one million million , or 10 12 (ten to the twelfth power ), as defined on the short scale . This is now the meaning in both American and British English.

  3. Long and short scales - Wikipedia

    en.wikipedia.org/wiki/Long_and_short_scales

    Thus, in France and Italy, some scientists then began using billion to mean 10 9, trillion to mean 10 12, etc. [28] This usage formed the origins of the later short scale. The majority of scientists either continued to say thousand million or changed the meaning of the Pelletier term, milliard , from "million of millions" down to "thousand ...

  4. Names of large numbers - Wikipedia

    en.wikipedia.org/wiki/Names_of_large_numbers

    Names of numbers above a trillion are rarely used in practice; such large numbers have practical usage primarily in the scientific domain, where powers of ten are expressed as 10 with a numeric superscript. However, these somewhat rare names are considered acceptable for approximate statements.

  5. Large numbers - Wikipedia

    en.wikipedia.org/wiki/Large_numbers

    The number of neuronal connections in the human brain (estimated at 10 14), or 100 trillion/100 T The Avogadro constant is the number of "elementary entities" (usually atoms or molecules) in one mole ; the number of atoms in 12 grams of carbon-12 – approximately 6.022 × 10 23 , or 602.2 sextillion/60.2Sx.

  6. Number - Wikipedia

    en.wikipedia.org/wiki/Number

    Early use of zero as a decimal figure. Brahmagupta's Brāhmasphuṭasiddhānta is the first book that mentions zero as a number, hence Brahmagupta is usually considered the first to formulate the concept of zero. He gave rules of using zero with negative and positive numbers, such as "zero plus a positive number is a positive number, and a ...

  7. Orders of magnitude (numbers) - Wikipedia

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

    1/52! chance of a specific shuffle Mathematics: The chances of shuffling a standard 52-card deck in any specific order is around 1.24 × 10 −68 (or exactly 1 ⁄ 52!) [4] Computing: The number 1.4 × 10 −45 is approximately equal to the smallest positive non-zero value that can be represented by a single-precision IEEE floating-point value.

  8. English numerals - Wikipedia

    en.wikipedia.org/wiki/English_numerals

    the long scale — designates a system of numeric names formerly used in British English, but now obsolete, in which a billion is used for a million million (and similarly, with trillion, quadrillion etc., the prefix denoting the power of a million); and a thousand million is sometimes called a milliard. This system is still used in several ...

  9. Googol - Wikipedia

    en.wikipedia.org/wiki/Googol

    A googol is the large number 10 100 or ten to the power of one hundred. In decimal notation, it is written as the digit 1 followed by one hundred zeros: 10, 000, 000 ...