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.

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.

THREE definition: a cardinal number, 2 plus 1. See examples of three used in a sentence.

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

The number 3 is a natural number following 2 and preceding 4. It is an odd and prime number, often symbolically significant across different religions and cultures.

Feb 26, 2026 · Learn about this topic in these articles: The number 3 is a very mystical and spiritual number featured in many folktales (three wishes, three guesses, three little pigs, three bears, three …

Oct 14, 2025 · The <3 emoticon means love on social media. This cute symbol is most commonly used to discuss romantic relationships, friendships, or passions when texting, tweeting, or posting.