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

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MnStatusDetails
108872209Factored
FactorDigitsBitsDate
868101680061902041259918911480550131780740132.72020-10-17 07:58:49
P-1 factors
DateFactorB1B2
2020-10-17868101680061902041259918911480550131780780100022239000
History
DateUserTypeResult
2020-10-17GANF-PM1
Factor: 8681016800619020412599189114805501317807 / (P-1, B1=801000, B2=22239000)
2020-09-12Yves de WandelaarNF
no factor from 2^75 to 2^76
2020-03-10jbach67NF
no factor from 2^74 to 2^75
2019-08-06Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-06Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-21Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-11-08SWL551NF
no factor from 2^70 to 2^71
2014-11-05Smok_bmv NF
no factor from 2^69 to 2^70
2014-07-27webbertNF
no factor from 2^68 to 2^69
2014-07-25webbertNF
no factor from 2^67 to 2^68
2013-10-12GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-05-24omiXorpNF
no factor from 2^65 to 2^66
2010-09-14RichardNF
no factor from 2^64 to 2^65
2010-04-28lindedNF
no factor from 2^63 to 2^64