For example when working mod14 we see that 3 and 5 are primitive roots but working mod15 there are none.

- May 23rd 2008, 10:37 AMpadsinsevenIs there a way to know if a certain composite modulus has primitive roots?
For example when working mod14 we see that 3 and 5 are primitive roots but working mod15 there are none.

- May 23rd 2008, 10:51 AMThePerfectHacker