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News
News from PrimeGrid.

697

2051

2 days ago

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

1680

32736

1 hour ago

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

855

9991

1 day ago

Help Desk

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

1206

8215

7 hours ago

Subprojects

Project Staging Area
PRPNet and PRPNet subprojects.

436

10321

1 hour ago

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

152

3031

10 days ago

321 Prime Search

286

5 days ago

AP26 - AP27 Search

1904

18 days ago

Cullen/Woodall prime search

564

141 days ago

Extended Sierpinski Problem

244

193 days ago

Generalized Cullen/Woodall prime search

299

25 days ago

Generalized Fermat Prime Search

298

7560

5 hours ago

Prime Sierpinski Problem

404

137 days ago

Proth Prime Search

215

2646

7 days ago

The Riesel Problem

858

106 days ago

Seventeen or Bust

1625

3 days ago

Sierpinski/Riesel Base 5 Problem

644

2 days ago

Sophie Germain Prime Search

838

5 days ago

Completed subprojects

Primegen

2291 days ago

Twin Prime Search

233

3065 days ago

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