Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
109459621Factored
FactorDigitsBitsDate
176136866586590404799630099992993.82021-07-10 13:23:41
P-1 factors
DateFactorB1B2
2021-07-101761368665865904047996300999955000005500000
History
DateUserTypeResult
2021-07-10Ernst W. MayerF-PM1
Factor: 17613686658659040479963009999 / (P-1, B1=5500000)
2021-05-05TheJudgerNF
no factor from 2^75 to 2^76
2021-05-05TheJudgerNF
no factor from 2^74 to 2^75
2020-08-17XZTNF
no factor from 2^73 to 2^74
2020-02-25Maciej KmieciakNF
no factor from 2^72 to 2^73
2019-01-23Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-08-18ANONYMOUSNF
no factor from 2^70 to 2^71
2015-08-17g0bNF
no factor from 2^69 to 2^70
2014-08-02Ordinalux Inc.NF
no factor from 2^68 to 2^69
2013-10-16ANONYMOUSNF
no factor from 2^67 to 2^68
2013-10-12Cow_tippingNF
no factor from 2^66 to 2^67
2012-05-25omiXorpNF
no factor from 2^65 to 2^66
2010-09-14Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-28Jud McCranieNF
no factor from 2^63 to 2^64