Common primes: 2, 3, 7

Mon, 04 May 2026 01:20:59 +0000

Common Prime Numbers: Exploring the Building Blocks of Mathematics – Focus on 2, 3, and 7 Prime numbers are the invisible foundation of modern mathematics, playing a critical role in fields like cryptography, computer science, and number theory. Among the endless sequence of natural numbers, a select few stand out for their simplicity, uniqueness, and importance: 2, 3, and 7. In this article, we explore why these three primes are considered common yet powerful building blocks in mathematics. --- ### What Is a Prime Number?