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:3 is an emoticon used to represent a Coy Smile. This page explains how :3 is used in texting or on apps like TikTok or Instagram.
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).
Aug 14, 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 Arabic digit for more.
Learn about the number 3. Learn the different ways number 3 can be represented. See the number three on a number line, five frame, ten frame, numeral, word, dice, dominoes, tally mark,...
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.
According to Pythagoras and the Pythagorean school, the number 3, which they called triad, is the only number to equal the sum of all the terms below it, and the only number whose sum with those below equals the product of them and itself.
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.
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