Welcome to PrimeGrid's PRPNet Server

Project NameCPU/GPU    Description
k=27 Prime SearchCPUSearching for primes of the form 27 · 2n + 1 and 27 · 2n - 1
Factorial Prime SearchCPUSearching for Factorial primes of the form n! + 1 and n! - 1
Primorial Prime SearchCPUSearching for Primorial primes of the form n# + 1 and n# - 1

PRPNet software is available below.  Installation instructions are here.

prpclient-5.4.0a-linux_32.7z2.5 MiB2018-11-09 22:13:343aa6615cc816409e731b2c64e13b493e
prpclient-5.4.0a-linux_64.7z3.2 MiB2018-11-09 22:13:35c6b59154b5753a60542cc6920a35480c
prpclient-5.4.0a-macintel.7z3.3 MiB2018-11-09 22:13:374c67fe09c2daf7cb7865aa5e257679da
prpclient-5.4.0a-windows.7z3.8 MiB2018-11-09 22:13:384ab34ed3614e341d1329fb238fadc2f8