Where in Pi Is My Prime?

Have you ever wondered where primes occur in the digit expansion of ? For instance,
31 occurs immediately—as does 314159—and 2 occupies position 7. In general, the more digits a prime has the more difficult it is to spot its occurrence within . This Demonstration allows you to choose a prime number from a configuration of 10 primes and search through the first million digits of .


  • [Snapshot]
  • [Snapshot]
  • [Snapshot]
    • Share:

Embed Interactive Demonstration New!

Just copy and paste this snippet of JavaScript code into your website or blog to put the live Demonstration on your site. More details »

Files require Wolfram CDF Player or Mathematica.