Another visit to the prime number theorem shows there are approximately 10 17,425,163 primes less than the next-largest known prime. That sounds impressive until you realize 10 17,425,163 is less ...

As the Ishango bone, the Plimpton 322 tablet and other artifacts throughout history display, prime numbers have fascinated and captivated people throughout history. Today, prime numbers and their ...

The online computer game “Is this prime?” tests a player’s knowledge of prime numbers—and just surpassed 2,999,999 attempts. Give it a whirl.

An online collective, the Great Internet Mersenne Prime Search, crunched numbers for days on end to discover a new prime number in December 2017. Here’s why it’s so important.