Reference Topics 5-2

This is a very useful site. You enter any positive integer and it will return a prime factorization of that integer.

The Prime Pages; there is a lot here. Articles include the “Guinness book of” prime number records, how to find primes, conjectures and open problems, and some special types of primes:

This is a nice site, but is probably more than you want to know about primes:

Listen to the primes:

View the primes:

The largest known primes:

There is a lot of interesting material on the web concerning Goldbach’s conjecture. The follow site provides a numerical calculator.