Divisibility
*
. It was first
*** Proof that the sum of the reciprocals of the primes diverges ** Cramér's conjecture *
Named primes
* Chen prime *
History
*'' Disquisitiones Arithmeticae'' *" On the Number of Primes Less Than a Given Magnitude" *'' Vorlesungen ĂŒber Zahlentheorie'' *'' Prime Obsession''