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Old 2007-02-21, 17:37   #650
amphoria
 
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"Dave"
Sep 2005
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886298985*2^370956-1 (111678 digits)
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Old 2007-02-25, 20:50   #651
arminius
 
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The 2nd
49*2^542945-1 is prime! (163445 digits)

Last fiddled with by arminius on 2007-02-25 at 20:51
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Old 2007-02-25, 23:27   #652
lsoule
 
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Nice prime arminius!

1693514745*2^301696-1 (90829 digits)
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Old 2007-03-01, 18:29   #653
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857996205*2^306774-1 (92358 digits)
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Old 2007-03-05, 10:07   #654
Thomas11
 
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From k>2000:

2051*2^363654-1 (109475 digits)

Note the new prover code (L257), which now includes Geoff's srsieves...
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Old 2007-03-06, 07:32   #655
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1515*2^620928-1 (186922 digits)
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Old 2007-03-07, 04:09   #656
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Nice prime Cruelty!
Over here, from the 5th Drive:

117*2^560848-1 (168835 digits)
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Old 2007-03-08, 14:32   #657
Flatlander
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Feb 2005
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35*2^805222-1 is prime! (242398 digits)
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Old 2007-03-09, 18:55   #658
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Nice find Flatlander!

1693514745*2^320633-1 (96530 digits)
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Old 2007-03-09, 20:25   #659
amphoria
 
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Great prime Flatlander!

914135145*2^384202-1 (115666 digits)
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Old 2007-03-10, 14:23   #660
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736320585*2^582738-1 (175431 digits)
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