20090706, 15:55  #518 
May 2008
Wilmington, DE
2^{2}·709 Posts 
2719*2^4381811 is prime

20090707, 21:18  #520 
May 2007
Kansas; USA
10011110001010_{2} Posts 
Nice one MrOzzy. :)
3 more teeny ones for me: 2331*2^4395501 is prime 2463*2^4397581 is prime 2415*2^4399541 is confirmed prime 2259*2^4409771 is prime Last fiddled with by mdettweiler on 20090921 at 02:23 Reason: merged (cleanup) 
20090708, 22:48  #521 
I quite division it
"Chris"
Feb 2005
England
31·67 Posts 
2019*2^4324361 is prime.
Added 89160 : 2785*2^4389931 (132154 digits) Added 89187 : 2481*2^4410181 (132764 digits) Added 89234 : 2371*2^4431771 (133413 digits) Added 89345 : 2119*2^4508791 (135732 digits) 2445*2^4520441 is confirmed prime. Added 89395 : 2587*2^4553251 (137070 digits) Added 89396 : 2241*2^4553211 (137069 digits) Added 89408 : 2761*2^4554351 (137104 digits) Added 89417 : 2635*2^4563531 (137380 digits) Added 89420 : 2461*2^4567591 (137502 digits) Added 89485 : 2241*2^4612611 (138857 digits) Added 89501 : 2967*2^4624131 (139204 digits) Already in database 87196 : 2933*2^4666921 Added 89550 : 2117*2^4667701 (140516 digits) Last fiddled with by mdettweiler on 20090921 at 02:43 Reason: merged (cleanup) 
20090709, 12:05  #522 
Account Deleted
"Tim Sorbera"
Aug 2006
San Antonio, TX USA
1000010101011_{2} Posts 
2619*2^4406151 is prime!
The first top 5000 prime I've found since 20090116. (had bad luck on the individual k's and I've been doing some sieving and factoring) 
20090709, 20:38  #523 
May 2007
Kansas; USA
2×3×7×241 Posts 
Congrats Tim. I know how those rough stretches go.
In the mean time: 2527*2^4418091 is prime 2255*2^4419101 is prime 2673*2^4422561 is prime 2577*2^4426971 is prime 2243*2^4443621 is prime 2385*2^4449701 is confirmed prime 2581*2^4449951 is prime 2331*2^4451071 is prime Last fiddled with by mdettweiler on 20090921 at 02:28 Reason: merged (cleanup) 
20090714, 08:23  #524 
Dec 2005
313 Posts 
2971*2^4452331 is prime
2031*2^4464701 is prime 2149*2^4470451 is prime  2479*2^4477431 is prime 2995*2^4478691 is prime 2801*2^4486781 is prime 2491*2^4496071 is prime Last fiddled with by mdettweiler on 20090921 at 02:34 Reason: merged (cleanup) (note that the stuff after the  was later and not part of the "triplet" Gary commented on) 
20090716, 20:54  #525 
May 2007
Kansas; USA
2·3·7·241 Posts 
Nice triplet Bruce!
One for me: 2343*2^4478191 is prime 
20090718, 20:50  #526 
May 2007
Kansas; USA
2×3×7×241 Posts 
I caught one of those lucky runs in the last 24 hours:
2943*2^4484161 is confirmed prime 2633*2^4490141 is prime 2373*2^4493541 is prime 2707*2^4494971 is prime 2305*2^4495291 is prime 
20090719, 20:35  #527 
May 2007
Kansas; USA
2·3·7·241 Posts 
2187*2^4497761 is confirmed prime
2799*2^4500321 is prime 2853*2^4500441 is prime 2781*2^4501711 is prime 2687*2^4502581 is prime 2799*2^4527521 is prime 2449*2^4528791 is prime 2859*2^4530591 is prime 2775*2^4532931 is confirmed prime 2651*2^4537341 is prime Last fiddled with by mdettweiler on 20090921 at 02:21 Reason: merged (cleanup) 
20090723, 23:41  #528 
Jan 2005
Sydney, Australia
5·67 Posts 
1435*2^6633431 is prime
2511*2^4556711 is new prime 2757*2^4574821 is prime 2909*2^4577481 is prime 2961*2^4579331 is prime. 2623*2^4590551 is prime. 2209*2^4605651 is prime 2599*2^4607411 is prime 2915*2^4610421 is prime 2629*2^4626151 is prime 2825*2^4626321 is prime 2901*2^4637541 is prime 2805*2^4644461 confirmed prime. 2795*2^4657261 is prime 2217*2^4664421 is prime 2205*2^4681111 is prime 2741*2^4685941 confirmed prime 2001*2^4699311 is prime 2169*2^4703911 is prime 2963*2^4705801 is prime 2385*2^4706791 confirmed prime 2525*2^4707041 is prime Last fiddled with by mdettweiler on 20090921 at 02:31 Reason: merged (cleanup) 
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