20140710, 08:25  #1585 
Nov 2003
2^{3}·163 Posts 
1399*2^17621911 (530476 digits)

20140713, 14:20  #1586 
Nov 2003
2^{3}·163 Posts 
1347*2^17653841 (531437 digits)
1005*2^17654541 (531458 digits) 
20140716, 17:48  #1587 
"Dave"
Sep 2005
UK
AD6_{16} Posts 
4069*2^17816911 (536347 digits)

20140721, 07:20  #1588 
Feb 2003
11101101111_{2} Posts 
An another million digits prime for k=113:
113*2^36280341 (1092150 digits) 
20140723, 08:25  #1589 
Nov 2003
1304_{10} Posts 
1005*2^17752351 (534402 digits)

20140730, 18:36  #1590 
"Serge"
Mar 2008
Phi(3,3^1118781+1)/3
3·3,019 Posts 
k=37
37·2^{6660841}1 (2,005,115 digits)
(Note: This was in context of the Riesellikebase1024 conjecture, so only n ≡ 1 (mod 10) were tested up to n=6700000.) Last fiddled with by Batalov on 20140730 at 18:40 
20140730, 21:12  #1591 
Sep 2002
Database er0rr
6316_{8} Posts 
Congrats on your bimega
It is amazing that such a prime was verified in 3.61 hours by CC @ UTM. 
20140730, 22:53  #1592 
May 2005
652_{16} Posts 
Congratulations!

20140731, 02:06  #1593 
"Curtis"
Feb 2005
Riverside, CA
2^{2}·3^{4}·13 Posts 
Serge's find is valued at 8% of RPS' entire production currently on top 5000.
Congratulations! 
20140731, 05:11  #1594 
"Serge"
Mar 2008
Phi(3,3^1118781+1)/3
10001101100001_{2} Posts 
Ah, heck. It was only luck.
But: "The more I practice, the luckier I get". (Which might be one of those things that Yogi Berra also never said. The authorship is disputed, as is the case with any bon mot including "Prediction is very difficult, especially about the future") Last fiddled with by Batalov on 20140731 at 05:12 
20140801, 08:11  #1595  
Nov 2003
518_{16} Posts 
Quote:
Here's another smallish one: 1333*2^17841031 (537072 digits) 

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