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  2. 1,000,000,000 - Wikipedia

    en.wikipedia.org/wiki/1,000,000,000

    1,000,000,000 (one billion, short scale; one thousand million or one milliard, one yard, [1] long scale) is the natural number following 999,999,999 and preceding 1,000,000,001. With a number, "billion" can be abbreviated as b, bil [2] or bn. [3] [4] In standard form, it is written as 1 × 10 9. The metric prefix giga indicates 1,000,000,000 ...

  3. Names of large numbers - Wikipedia

    en.wikipedia.org/wiki/Names_of_large_numbers

    Billion Thousand million Milliard G Giga-3 2 10 12: Trillion Billion Billion T Tera-4 2 10 15: 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 ...

  4. Billion - Wikipedia

    en.wikipedia.org/wiki/Billion

    Billion is a word for a large number, and it has two distinct definitions: 1,000,000,000 , i.e. one thousand million , or 10 9 (ten to the ninth power ), as defined on the short scale . This is now the most common sense of the word in all varieties of English; it has long been established in American English and has since become common in ...

  5. 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 ...

  6. 1,000,000 - Wikipedia

    en.wikipedia.org/wiki/1,000,000

    1,000,000 (one million), or one thousand thousand, is the natural number following 999,999 and preceding 1,000,001. The word is derived from the early Italian millione (milione in modern Italian), from mille, "thousand", plus the augmentative suffix -one.

  7. Lists of abbreviations - Wikipedia

    en.wikipedia.org/wiki/Lists_of_abbreviations

    Lists of abbreviations in the English language: Athletics abbreviations; List of business and finance abbreviations; List of computing and IT abbreviations; List of ecclesiastical abbreviations; List of energy abbreviations; List of abbreviations in photography; List of glossing abbreviations (grammatical terms used in linguistic interlinear ...

  8. Long and short scales - Wikipedia

    en.wikipedia.org/wiki/Long_and_short_scales

    Each of these words translates to the American English or post-1974 British English word billion (10 9 in the short scale). The term billion originally meant 10 12 when introduced. [ 7 ] In long scale countries, milliard was defined to its current value of 10 9 , leaving billion at its original 10 12 value and so on for the larger numbers. [ 7 ]

  9. Lists of acronyms - Wikipedia

    en.wikipedia.org/wiki/Lists_of_acronyms

    Lists of acronyms contain acronyms, a type of abbreviation formed from the initial components of the words of a longer name or phrase. They are organized alphabetically and by field. They are organized alphabetically and by field.