Thread
:
if p is prime, factors of 2^p-1? - Is it possible?
View Single Post
2020-10-23, 12:00
#
26
LaurV
Romulan Interpreter
Jun 2011
Thailand
9142
_{10}
Posts
Quote:
Originally Posted by
Dr Sardonicus
So if q = 2*k*p + 1 divides 2
^{p}
- 1, and k < 2*p + 2, then q is prime.
Respective k<6*p+1 when p=1 (mod 4)
LaurV
View Public Profile
Visit LaurV's homepage!
Find More Posts by LaurV