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
104938567Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 890000
B2 = 21805000
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-08-25Paaaco4F04CA5AF1E246__4882583813
History
DateUserTypeResult
2020-08-25PaaacoC-PRP
4F04CA5AF1E246__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-07-10penluNF-PM1
B1=890000, B2=21805000, e=6
2020-04-26TheJudgerNF
no factor from 2^76 to 2^77
2020-04-26TheJudgerNF
no factor from 2^75 to 2^76
2020-04-26TheJudgerNF
no factor from 2^74 to 2^75
2019-12-03ViliamFNF
no factor from 2^73 to 2^74
2019-12-03ViliamFNF
no factor from 2^72 to 2^73
2018-01-03el groccoNF
no factor from 2^71 to 2^72
2015-02-07JustinNF
no factor from 2^70 to 2^71
2015-02-01JustinNF
no factor from 2^69 to 2^70
2014-07-13Addiss FamilyNF
no factor from 2^68 to 2^69
2014-07-12Addiss FamilyNF
no factor from 2^67 to 2^68
2013-09-09willmoreNF
no factor from 2^66 to 2^67
2012-05-09sasaki3NF
no factor from 2^65 to 2^66
2010-08-30Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-24RichardNF
no factor from 2^63 to 2^64