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
91338553Factored
FactorDigitsBitsDate
11569094488789878545135772579.92019-05-06 15:44:27
P-1 factors
DateFactorB1B2
2019-05-06115690944887898785451357774500017321250
History
DateUserTypeResult
2019-05-06RuzovejF-PM1
Factor: 1156909448878987854513577 / (P-1, B1=745000, B2=17321250, e=4, n=5120K)
2019-03-10TheJudgerNF
no factor from 2^76 to 2^77
2018-12-16TheJudgerNF
no factor from 2^75 to 2^76
2018-12-16TheJudgerNF
no factor from 2^74 to 2^75
2018-04-27RichD0NF
no factor from 2^73 to 2^74
2018-04-12RichD0NF
no factor from 2^72 to 2^73
2017-03-15monstNF
no factor from 2^71 to 2^72
2015-08-29monstNF
no factor from 2^70 to 2^71
2014-06-08SMoffatNF
no factor from 2^69 to 2^70
2014-06-04SMoffatNF
no factor from 2^68 to 2^69
2014-04-03SMoffatNF
no factor from 2^67 to 2^68
2013-08-29Norman LeyNF
no factor from 2^66 to 2^67
2013-06-12David CampeauNF
no factor from 2^65 to 2^66
2010-12-29Architects CubedNF
no factor from 2^64 to 2^65