20051022, 23:57  #386 
Nov 2003
2×1,811 Posts 
All right, it's already done!
Thanks a lot Dave. 
20051023, 14:17  #387 
Nov 2004
California
11010101000_{2} Posts 
3338480145 216712
545544285 259608 
20051023, 17:00  #388 
I quite division it
"Chris"
Feb 2005
England
100000011101_{2} Posts 
31395*2^2086151 using RMA.NET 0.8

20051023, 23:16  #389 
Nov 2003
2×1,811 Posts 
445419975 203536

20051025, 14:40  #390 
I quite division it
"Chris"
Feb 2005
England
81D_{16} Posts 
31395*2^2169821 using RMA.NET 0.8

20051026, 12:13  #391 
Jul 2004
Sweden
2·7 Posts 
576771195*2^1767391 is prime! Time : 252.728 sec.
576771195*2^1876981 is prime! Time : 303.812 sec. 576771195*2^1980781 is prime! Time : 297.748 sec. 576771195*2^2014721 is prime! Time : 284.068 sec. / Henrik Nilsson 
20051031, 15:42  #392 
May 2005
11001011000_{2} Posts 
736320585*2^3634971 is prime #98 for k=736320585

20051031, 20:42  #393 
"Dave"
Sep 2005
UK
2·19·73 Posts 
869688105 249190 is prime.
Dave M 
20051101, 14:26  #394 
Nov 2004
California
1704_{10} Posts 
692835*2^5117921 (154071 digits)

20051101, 17:34  #395 
Nov 2004
California
2^{3}×3×71 Posts 
Here is a prime from a lowweight k:
892613969 *2^2214281 (a beastly 66666 digits ) This is only the fifth prime for this k (the others are at n=220, 1044, 2860, and 57964). 
20051114, 13:27  #396 
Mar 2004
Belgium
839 Posts 
From a low weigth K
310867*2^381  1 is prime! A whopping 121 digits 
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