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

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MnStatusDetails
68033657Factored
FactorDigitsBitsDate
49591779151096880478153532582.02022-09-11 04:55:49
LL
StatusDateUserResidueShift
Verified (Factored)2015-12-04curtisc72C389D10F23592640470538
P-1 factors
DateFactorB1B2
2022-09-11495917791510968804781535336000002751661770
History
DateUserTypeResult
2022-09-11Reboot ItF-PM1
Factor: 4959177915109688047815353 / (P-1, B1=3600000, B2=2751661770)
2016-03-28Mark RoseNF
no factor from 2^53 to 2^63
2015-12-04curtiscC-LL
72C389D10F235926
2015-11-04Guido LorenziniNF
no factor from 2^74 to 2^75
2015-03-01XyzzyNF
no factor from 2^73 to 2^74
2015-01-12monstNF
no factor from 2^72 to 2^73
2014-04-16-Anonymous-NF-PM1
B1=895000
2014-01-30bayanneNF
no factor from 2^71 to 2^72
2012-08-02elmghariNF
no factor from 2^70 to 2^71
2012-05-13Clown_RoyalNF
no factor from 2^69 to 2^70
2010-01-28JimCNF
no factor from 2^68 to 2^69
2010-01-21ParnesiusNF
no factor from 2^67 to 2^68
2010-01-11SAHS Math DeptNF
no factor from 2^66 to 2^67
2009-04-13-Anonymous-NF
no factor from 2^65 to 2^66
2009-04-10rpmohnNF
no factor from 2^64 to 2^65
2008-11-07kmdNF
no factor from 2^63 to 2^64