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
426357143Composite: 9 known prime factors
Factored
FactorDigitsBitsDate
852714287929.72008-03-07 14:25:41
315504285831134.92008-03-07 14:25:42
13916297147531340.32008-03-07 14:25:42
495878938737591445.52008-03-07 14:25:42
2681956972327211547.92014-03-21 11:49:59
4750610663456046711858.72015-02-13 15:50:40
5139394443693457211858.82015-02-13 15:50:41
24700685310506432768392271.12019-12-07 10:14:21
296275888269743265164232374.62019-12-08 19:31:23
History
DateUserTypeResult
2025-02-19kkmrkkblmbrbkF
Factors: 31550428583,49587893873759 / TF: 79-82
2022-10-28LordJuliusNF
no factor from 2^73 to 2^74
2022-10-28LordJuliusNF
no factor from 2^72 to 2^73
2022-10-28LordJuliusNF
no factor from 2^69 to 2^70
2022-03-27James HeinrichNF
no factor from 2^64 to 2^66
2021-09-15Seth_TrNF-PM1
B1=200000, B2=6200000
2021-08-06Seth_TrNF
no factor from 2^77 to 2^78
2021-08-06Seth_TrNF
no factor from 2^75 to 2^76
2021-08-06Seth_TrNF
no factor from 2^70 to 2^71
2019-12-22Seth_TrNF
no factor from 2^78 to 2^79
2019-12-13Seth_TrNF
no factor from 2^76 to 2^77
2019-12-11Seth_TrNF-PM1
B1=100000, B2=10000000
2019-12-08Seth_TrF
Factor: 29627588826974326516423 / TF: 74-75
2019-12-08Seth_TrNF
no factor from 2^73 to 2^74
2019-12-08Seth_TrNF
no factor from 2^72 to 2^73
2019-12-07Seth_TrF
Factor: 2470068531050643276839 / TF: 71-72
2019-06-21Seth_TrNF
no factor from 2^69 to 2^70
2019-06-18Seth_TrNF
no factor from 2^68 to 2^69
2019-06-17Seth_TrNF
no factor from 2^67 to 2^68
2019-06-16Seth_TrNF
no factor from 2^66 to 2^67
2015-02-13pdazzlF
Factor: 513939444369345721 / TF: 1-64
2015-02-13pdazzlF
Factor: 475061066345604671 / TF: 1-64
2014-03-21TJAOIF
Factor: 268195697232721