20180512, 21:33  #650 
Dec 2011
After milion nines:)
2^{4}·89 Posts 

20180512, 22:07  #651 
May 2008
Wilmington, DE
B24_{16} Posts 
WOW. There's probably quite a few bases like R151. Just a matter of finding them.
Congrats BOINC 
20180519, 07:36  #652 
Sep 2011
Germany
2×3^{2}×5×31 Posts 
63708*151^2527851 found by Dudebaker (550818 digits)
121458*151^2532641 found by grcpool.com3 (551862 digits) 296990*151^2565351 found by Deltik (558990 digits) 271562*151^2624311 found by grcpool.com2 (571837 digits) 80618*151^2642911 found by Bencha (575889 digits) 93788*151^2644021 found by wmax (576131 digits) 75492*151^2649661 found by Ralfy (577360 digits) 280992*151^2655531 found by TheGoodReverend (578640 digits) 188378*151^2697251 found by Dariusz Kozlowski (587730 digits) 101594*151^2716971 found by USTLFIL (Lille Fr) (592027 digits) 245478*151^2731681 found by avahi (595233 digits) 343388*151^2761911 found by Deltik (601820 digits) 122112*151^2799661 found by [AF>Libristes]MortelKni (610045 digits) 293028*151^2802731 found by grcpool.com2 (610714 digits) 216848*151^2820171 found by Deltik (614514 digits) 178998*151^2837021 found by Cocagne (618186 digits) 318564*151^2837111 found by Ralfy (618206 digits) 128448*151^2843081 found by tytan15 (619506 digits) 78792*151^2943241 found by lusvladimir2 (641331 digits) 193020*151^3016861 found by grcpool.com (657373 digits) 202064*151^3027001 found by grcpool.com2 (659582 digits) 10880*151^3029971 found by Sphynx (660228 digits) 164978*151^3094131 found by grcpool.com (674210 digits) 144912*151^3105141 found by CharityEngine1 (676609 digits) 275102*151^3113991 found by CharityEngine2 (678537 digits) 74270*151^3157341 found by bluebite (687982 digits) 
20180519, 14:23  #653 
Jul 2003
wear a mask
1,613 Posts 

20180519, 15:08  #654 
"Rashid Naimi"
Oct 2015
Remote to Here/There
2^{3}×11×23 Posts 

20180602, 15:06  #655 
Sep 2011
Germany
2×3^{2}×5×31 Posts 
114*579^1622521 found by LifeEncrypter (448253 digits)
104*579^2224021 found by JD2K (614428 digits) 
20180615, 11:32  #656 
"Tapio Rajala"
Feb 2010
Finland
3^{2}·5·7 Posts 
34*993^469245+1 is prime! (1406305 decimal digits) Time : 3722.263 sec.
2 k remain for this base. Continuing with those at 469k. 
20180615, 13:13  #657  
May 2008
Wilmington, DE
2^{2}×23×31 Posts 
Quote:


20180616, 15:04  #658  
Jul 2003
wear a mask
3115_{8} Posts 
Quote:


20180616, 15:43  #659  
Dec 2011
After milion nines:)
2^{4}·89 Posts 
Quote:
Good hit! 

20180624, 12:42  #660 
"Nuri, the dragon :P"
Jul 2016
Good old Germany
2·13·31 Posts 
Added 588*805^153593+1.
k588 was the last needed, so S805 is proven. The prime wont last long, ~32 weeks due to "only" 446K digits. 
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