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

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MnStatusDetails
97721837Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
29006698305683338180789132581.32020-04-01 18:02:38
P-1 factors
DateFactorB1B2
2020-04-0129006698305683338180789137600000
History
DateUserTypeResult
2020-04-01ky0urakuF-PM1
Factor: 2900669830568333818078913 / (P-1, B1=760000)
2020-02-02TheJudgerNF
no factor from 2^76 to 2^77
2020-01-19TheJudgerNF
no factor from 2^75 to 2^76
2020-01-19TheJudgerNF
no factor from 2^74 to 2^75
2019-10-24ixfd64NF
no factor from 2^73 to 2^74
2019-03-23Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-05Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-03-04MarkSNF
no factor from 2^70 to 2^71
2015-01-25Jonathan WebbNF
no factor from 2^69 to 2^70
2014-11-10monstNF
no factor from 2^68 to 2^69
2014-03-25hkskypNF
no factor from 2^67 to 2^68
2014-03-24SWL551NF
no factor from 2^66 to 2^67
2014-03-23SMoffatNF
no factor from 2^65 to 2^66
2011-01-06Architects CubedNF
no factor from 2^64 to 2^65