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

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MnStatusDetails
141087281Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
870082823168249066878676472686.22024-09-29 09:11:00
P-1 factors
DateFactorB1B2
2024-09-298700828231682490668786764711810001351510710
History
DateUserTypeResult
2024-09-29Luke DurantF-PM1
Factor: 87008282316824906687867647 / (P-1, B1=1181000, B2=1351510710)
2024-09-29fre_gamesNF
no factor from 2^76 to 2^77
2024-09-29fre_gamesNF
no factor from 2^75 to 2^76
2024-06-24Naegi MakotoNF
no factor from 2^69 to 2^70
2023-01-27SRBaseNF
no factor from 2^74 to 2^75
2021-11-03SRBaseNF
no factor from 2^73 to 2^74
2020-11-16SRBaseNF
no factor from 2^72 to 2^73
2016-10-08nate.andersNF
no factor from 2^71 to 2^72
2016-10-06Andrew BNF
no factor from 2^70 to 2^71
2016-09-29DerekNF
no factor from 2^69 to 2^70
2016-03-14AK76NF
no factor from 2^68 to 2^69
2016-03-10dbaughNF
no factor from 2^67 to 2^68
2015-02-18firereddNF
no factor from 2^66 to 2^67
2012-12-08RichardNF
no factor from 2^65 to 2^66
2010-12-12KoekieNF
no factor from 2^64 to 2^65
2010-06-15xiaowuc1NF
no factor from 2^63 to 2^64