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News
News from PrimeGrid.

656

1913

22 hours ago

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

1564

29488

14 hours ago

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

798

9481

2 days ago

Help Desk

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

1123

7712

9 days ago

Subprojects

Project Staging Area
PRPNet and PRPNet subprojects.

427

10217

1 day ago

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

123

2793

5 days ago

321 Prime Search

278

7 days ago

AP26 - AP27 Search

1811

14 days ago

Cullen/Woodall prime search

540

13 days ago

Extended Sierpinski Problem

242

319 days ago

Generalized Cullen/Woodall prime search

237

28 days ago

Generalized Fermat Prime Search

273

6621

12 hours ago

Prime Sierpinski Problem

368

59 days ago

Proth Prime Search

205

2591

4 days ago

The Riesel Problem

721

57 days ago

Seventeen or Bust

1387

2 days ago

Sierpinski/Riesel Base 5 Problem

641

230 days ago

Sophie Germain Prime Search

797

37 days ago

Completed subprojects

Primegen

1900 days ago

Twin Prime Search

233

2674 days ago

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