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wikipedia.org
https://en.wikipedia.org/wiki/3
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. [citation needed]
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newworldencyclopedia.org
https://www.newworldencyclopedia.org/entry/3_(numb…
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.
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britannica.com
https://www.britannica.com/science/the-number-thre…
The number three - Britannica
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).
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numbermatics.com
https://numbermatics.com/n/3/
Number 3 - Curious Math Facts and Interesting Properties
Explore the curious properties of number 3, an odd number which is prime. Includes mathematical info, prime factorization, divisors, bases and much more! A fascinating reference for students, coders, engineers, scientists, puzzle-solvers, and anyone who enjoys numbers.
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wiktionary.org
https://en.wiktionary.org/wiki/3
3 - Wiktionary, the free dictionary
Text style is forced with ︎ and emoji style with ️ . 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 Arabic digit for more. 3 (prev 2, next 4)
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numberempire.com
https://www.numberempire.com/3
Properties of the number 3 - numberempire.com
Properties of the number 3: factors, prime check, fibonacci check, bell number check, binary, octal, hexadecimal representations and more.
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youtube.com
https://www.youtube.com/watch?v=7_5B_E92fs0
Learn About the Number 3 | Number of the Day: 3 - YouTube
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 preschool...