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
78806771Factored
FactorDigitsBitsDate
13833762246410334032293905612890.22016-08-19 10:41:58
P-1 factors
DateFactorB1B2
2016-08-19138337622464103340322939056171000017395000
History
DateUserTypeResult
2016-08-19Craig MeyersF-PM1
Factor: 1383376224641033403229390561 / (P-1, B1=710000, B2=17395000, e=6, n=4374K)
2016-06-27HardyP GermanyNF
no factor from 2^74 to 2^75
2016-06-27HardyP GermanyNF
no factor from 2^73 to 2^74
2016-06-20Matthias WurtingerNF
no factor from 2^72 to 2^73
2016-04-04Mark RoseNF
no factor from 2^57 to 2^64
2016-02-04Stef42NF
no factor from 2^71 to 2^72
2013-02-11Clown_RoyalNF
no factor from 2^70 to 2^71
2011-02-05-Anonymous-NF
no factor from 2^69 to 2^70
2011-01-30ITSNF
no factor from 2^68 to 2^69
2010-11-24Craig MeyersNF
no factor from 2^67 to 2^68
2010-11-20JKLNF
no factor from 2^66 to 2^67
2010-11-15-Anonymous-NF
no factor from 2^65 to 2^66
2010-11-10Net_ForceNF
no factor from 2^64 to 2^65