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

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MnStatusDetails
85018553Factored
FactorDigitsBitsDate
821835525638978719829112376.12018-05-02 01:11:08
P-1 factors
DateFactorB1B2
2018-05-02821835525638978719829116800000
History
DateUserTypeResult
2018-05-02Architects CubedF-PM1
Factor: 82183552563897871982911 / (P-1, B1=680000)
2017-07-22Mark RoseNF
no factor from 2^75 to 2^76
2017-07-21The MawnNF
no factor from 2^74 to 2^75
2017-03-04-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-04-Anonymous-NF
no factor from 2^72 to 2^73
2017-03-04-Anonymous-NF
no factor from 2^71 to 2^72
2013-07-22SMoffatNF
no factor from 2^70 to 2^71
2013-06-19SMoffatNF
no factor from 2^69 to 2^70
2013-06-16SMoffatNF
no factor from 2^68 to 2^69
2013-06-15SMoffatNF
no factor from 2^67 to 2^68
2013-01-19E.LechnerNF
no factor from 2^66 to 2^67
2012-10-06krackerNF
no factor from 2^65 to 2^66
2010-11-24Architects CubedNF
no factor from 2^64 to 2^65