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 2011-07-15, 17:48 #672 gd_barnes     May 2007 Kansas; USA 1010310 Posts 1947*2^737008-1 is prime 1803*2^737679-1 is prime 1731*2^738006-1 is prime Last fiddled with by gd_barnes on 2011-07-18 at 04:38 Reason: add primes
 2011-07-20, 18:23 #673 gamer007   Mar 2009 101110102 Posts Well that was fast. I only turned to drive #10 last night and already found a prime. 1793*2^739246-1 is prime
 2011-07-21, 04:46 #674 gd_barnes     May 2007 Kansas; USA 100111011101112 Posts 1887*2^739424-1 is prime 1601*2^739662-1 is prime 1995*2^739745-1 is prime 1701*2^740282-1 is prime Last fiddled with by gd_barnes on 2011-07-23 at 02:55 Reason: add primes
 2011-07-30, 17:42 #675 Flatlander I quite division it     "Chris" Feb 2005 England 31·67 Posts 1897*2^741801-1 is prime.
 2011-08-03, 22:38 #676 gd_barnes     May 2007 Kansas; USA 10,103 Posts 1787*2^742690-1 is prime 1449*2^743489-1 is prime 1959*2^743659-1 is prime Last fiddled with by gd_barnes on 2011-08-21 at 03:26 Reason: add primes
 2011-10-05, 16:16 #677 BiBi   Oct 2011 1410 Posts 2611*2^807427-1 is prime
2011-10-05, 20:54   #678
gd_barnes

May 2007
Kansas; USA

10,103 Posts

Quote:
 Originally Posted by BiBi 2611*2^807427-1 is prime
Be sure and report it to the top 5000 site.

 2011-12-13, 08:53 #679 gd_barnes     May 2007 Kansas; USA 10,103 Posts 1999*2^745721-1 is prime 1619*2^746212-1 is prime 1651*2^746313-1 is prime 1659*2^746809-1 is prime 1455*2^747443-1 is confirmed prime 1489*2^748903-1 is prime 1685*2^749164-1 is prime Last fiddled with by gd_barnes on 2011-12-19 at 08:54 Reason: add primes
 2011-12-16, 05:03 #680 MyDogBuster     May 2008 Wilmington, DE 2·13·109 Posts 1851*2^750306-1 is prime 1785*2^750594-1 is prime 1617*2^750642-1 is prime Last fiddled with by MyDogBuster on 2011-12-20 at 20:48
 2011-12-24, 09:21 #681 BiBi   Oct 2011 2×7 Posts Prime reporting 2611*2^833643-1 is Prime 2611*2^940979-1 is Prime 2611*2^1165907-1 is Prime
 2011-12-25, 23:39 #682 MyDogBuster     May 2008 Wilmington, DE 54228 Posts 1849*2^751205-1 is prime Last fiddled with by MyDogBuster on 2011-12-29 at 02:41

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