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.

16 hours ago · Brad Arnold, the lead singer and founding member of the American rock band 3 Doors Down, died on Saturday after a battle with cancer. He was 47.

16 hours ago · Brad Arnold, cofounder and singer of rock band 3 Doors Down, has died after a battle with kidney cancer, the band confirmed on social media.

Jan 16, 2026 · 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).

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

Jan 18, 2026 · Explore the hidden side of 3, an odd number and also a prime number. Includes Prime Factorization, Divisors, Bases and Much More! A fascinating math reference for students, coders, …

Dec 21, 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 …

Properties of the number 3: factors, prime check, fibonacci check, bell number check, binary, octal, hexadecimal representations and more.

Jan 29, 2026 · 3 is the only integer which is the sum of the preceding positive integers (1+2=3) and the only number which is the sum of the factorials of the preceding positive integers (1!+2!=3).