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News
News from PrimeGrid.

687

1994

4 days ago

Number crunching
Hardware, software, status, progress, etc. affecting more than one subproject.

1644

31923

18 hours ago

General discussion
The forums, mathematics, or if it doesn't fit anywhere else, it goes here!

830

9718

2 days ago

Help Desk

Problems and Help
Help for new users.
The only place you can post without credit when you're new.

1187

8067

4 hours ago

Subprojects

Project Staging Area
PRPNet and PRPNet subprojects.

432

10278

1 day ago

Sieving
Manual Sieving as part of the Project Staging Area.
(Discuss sieving for BOINC subprojects in the appropriate subproject forum below.)

140

2901

18 days ago

321 Prime Search

282

1 day ago

AP26 - AP27 Search

1859

14 days ago

Cullen/Woodall prime search

563

16 days ago

Extended Sierpinski Problem

245

20 days ago

Generalized Cullen/Woodall prime search

262

1 day ago

Generalized Fermat Prime Search

291

7148

1 hour ago

Prime Sierpinski Problem

394

14 hours ago

Proth Prime Search

212

2622

26 days ago

The Riesel Problem

809

2 days ago

Seventeen or Bust

1562

5 days ago

Sierpinski/Riesel Base 5 Problem

641

213 days ago

Sophie Germain Prime Search

826

17 days ago

Completed subprojects

Primegen

2118 days ago

Twin Prime Search

233

2892 days ago

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