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  1. 3 - Wikipedia

    3 (three) is a number, numeral and digit. It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime preceding a square number.

  2. 3 (number) - New World Encyclopedia

    Three is the first odd prime number, and the second smallest prime. It is both the first Fermat prime (2 2º + 1) and the first Mersenne prime (2² - 1), as well as the first lucky prime.

  3. The number three - Britannica

    Oct 1, 2025 · The number 3 is a very mystical and spiritual number featured in many folktales (three wishes, three guesses, three little pigs, three bears, three billy goats gruff).

  4. 21 Fun Facts About The Number 3 That Will Surprise You

    Feb 4, 2023 · Have you ever wondered why the number 3 appears so frequently in various cultures, stories, and systems? From its deep spiritual significance to its prominent presence …

  5. Learn About the Number 3 | Number of the Day: 3 | Learn Three …

    See the number 3 with objects that sometimes come to life for a fun surprise! This early math video works great as a "Number of the Day" lesson or as an exciting early math activity for …

  6. 3 - Wiktionary, the free dictionary

    Oct 31, 2025 · A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ३ (3)), from a cursive form of three lines to represent the number three. See 3 § Evolution of the …

  7. THREE Definition & Meaning - Merriam-Webster

    The meaning of THREE is a number that is one more than 2. How to use three in a sentence.

  8. Number 3 - Facts about the integer - Numbermatics

    Your guide to the number 3, an odd number which is prime. Mathematical info, prime factorization, fun facts and numerical data for STEM, education and fun.

  9. 3 - definition of 3 by The Free Dictionary

    Noun 1. 3 - the cardinal number that is the sum of one and one and one tercet, ternary, ternion, terzetto, three, threesome, trey, triad, trine, trinity,...

  10. 10 Fun Facts About The Number 3 - The Fact Site

    Nov 3, 2020 · In both soccer and hockey, a hat-trick is when a player scores three goals. The atomic number of the chemical element lithium is three. In normal conditions, lithium takes on …