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

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MnStatusDetails
123889517Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
174644052575983346868799992683.92024-05-26 21:29:48
P-1 factors
DateFactorB1B2
2024-05-261746440525759833468687999920000001483372800
History
DateUserTypeResult
2024-05-26Luke DurantF-PM1
Factor: 17464405257598334686879999 / (P-1, B1=2000000, B2=1483372800)
2022-07-02TheJudgerNF
no factor from 2^76 to 2^77
2022-07-02TheJudgerNF
no factor from 2^75 to 2^76
2022-05-28RichD0NF
no factor from 2^74 to 2^75
2019-06-14Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-06-14Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-10-25Jens PedersenNF
no factor from 2^71 to 2^72
2015-10-19CSLatDDNF
no factor from 2^70 to 2^71
2015-06-17Judge HaleNF
no factor from 2^69 to 2^70
2015-06-17Judge HaleNF
no factor from 2^68 to 2^69
2015-06-17Judge HaleNF
no factor from 2^67 to 2^68
2014-11-18sasakiNF
no factor from 2^66 to 2^67
2012-08-30sasaki3NF
no factor from 2^65 to 2^66
2011-01-02nomadNF
no factor from 2^64 to 2^65
2010-05-26Carsten KossendeyNF
no factor from 2^63 to 2^64