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  1. 40 (number) - Wikipedia

    The number 40 is found in many traditions without any universal explanation for its use. In Jewish, Christian, Islamic, and other Middle Eastern traditions it is taken to represent a large, approximate …

  2. 11 Facts About the Number 40 You Never Knew - Reader's Digest

    Jun 20, 2025 · We combed through popular culture, literature and history for the most fascinating facts about 40, so you could decide for yourself. Read on, and get ready to have a new favorite number.

  3. FORTY Definition & Meaning - Merriam-Webster

    Middle English fourty, adjective, from Old English fēowertig, from fēowertig group of 40, from fēower four + -tig group of 10; akin to Old English tīen ten

  4. Top 40 Weekly US Chart Archive! (Updated)

    The biggest US Top 40 chart archive based on research dating back to 1975. Explore each year, week by week including power plays, drops and debuts.

  5. About The Number 40 - Numeraly

    Discover the fascinating world of the number 40! Explore its meanings, facts, significance in math, science, religion, folklore, angel numbers, arts, and more.

  6. How to Spell Out “40”: “Forty” or “Fourty”? | Grammarly

    Jun 21, 2023 · The number 40 (forty) is correctly spelled forty. Fourty is a misspelling, however common. Not all style guides require writing out numbers over ten.

  7. Number 40 facts

    WD-40 is the trademark of a widely used penetrating oil spray. It was developed in 1953 by the chimist, Norm Larsen to eliminate water and prevent corrosion on electrical circuitry.

  8. 40 - Wikipedia

    40 or forty commonly refers to: 40 (number), the natural number following 39 and preceding 41 one of the years 40 BC, AD 40, 1940, 2040 40 or forty may also refer to:

  9. 40 (number) - Simple English Wikipedia, the free encyclopedia

    40 (number) ... 40 (forty) is the number that is after thirty-nine and before forty-one. The prime factors of forty are 2 and 5. (2 * 2 * 2 * 5 = 40) Forty is also the only number in the English language which is …

  10. Forty or Fourty: How do you spell 40? | Merriam-Webster

    The number 40 is spelled forty despite the fact that four contains a u. Even though it is often misspelled fourty, the only widely accepted spelling of the number is forty.