§Puzzle terminology · math
Prime number
A positive integer greater than 1 with no positive divisors other than 1 and itself.
Origin and context
2, 3, 5, 7, 11, 13, 17, 19, 23, 29 are the first ten primes. There are infinitely many primes (Euclid's theorem). The prime counting function π(n) approximates n / ln(n) for large n (the Prime Number Theorem).
Related terms
Frequently asked
What is Prime number?
A positive integer greater than 1 with no positive divisors other than 1 and itself.
Where does Prime number come from?
2, 3, 5, 7, 11, 13, 17, 19, 23, 29 are the first ten primes. There are infinitely many primes (Euclid's theorem). The prime counting function π(n) approximates n / ln(n) for large n (the Prime Number Theorem).
What's related to Prime number?
Related puzzle terms include Composite number, Prime factorization. See the linked entries for full definitions.