Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
36961567Factored
FactorDigitsBitsDate
2721444934399283143719192477.82015-12-29 23:52:36
LL
StatusDateUserResidueShift
Verified (Factored)2008-05-10Manuel MetzE0241B2CB73C3F1828439265
P-1 factors
DateFactorB1B2
2015-12-2927214449343992831437191950000010000000
History
DateUserTypeResult
2015-12-29HBendtzF-PM1
Factor: 272144493439928314371919 / (P-1, B1=500000, B2=10000000, e=12, n=2048K)
2014-03-14LaurVNF
no factor from 2^70 to 2^71
2014-03-14LaurVNF
no factor from 2^69 to 2^70
2013-06-03Carsten KossendeyNF
no factor from 2^68 to 2^69
2012-04-25Carsten KossendeyNF
no factor from 2^67 to 2^68