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

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MnStatusDetails
103020949Factored
FactorDigitsBitsDate
19562106597400418261649132580.72021-03-29 04:36:30
P-1 factors
DateFactorB1B2
2021-03-29195621065974004182616491388000017380000
History
DateUserTypeResult
2021-03-29Smok_bmv F-PM1
Factor: 1956210659740041826164913 / (P-1, B1=880000, B2=17380000)
2020-11-231997rj7NF
no factor from 2^75 to 2^76
2020-11-19Architects CubedNF
no factor from 2^74 to 2^75
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2020-02-03Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2020-02-01Hans LoeblichNF
no factor from 2^73 to 2^74
2019-11-25PluckyPizzicatoNF
no factor from 2^72 to 2^73
2014-12-20SMoffatNF
no factor from 2^71 to 2^72
2014-04-22Andreas_TruetschNF
no factor from 2^70 to 2^71
2013-10-08dragon325NF
no factor from 2^69 to 2^70
2013-10-03dragon325NF
no factor from 2^68 to 2^69
2013-09-30dragon325NF
no factor from 2^67 to 2^68
2013-09-02willmoreNF
no factor from 2^66 to 2^67
2012-04-26KoekieNF
no factor from 2^65 to 2^66
2010-08-21AliNF
no factor from 2^64 to 2^65
2010-04-15carlos56NF
no factor from 2^63 to 2^64