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

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MnStatusDetails
100852883Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
2227993803964674488549008572787.52020-11-06 20:20:20
P-1 factors
DateFactorB1B2
2020-11-062227993803964674488549008577350000
History
DateUserTypeResult
2020-11-06ky0urakuF-PM1
Factor: 222799380396467448854900857 / (P-1, B1=735000)
2020-04-06SRBaseNF
no factor from 2^77 to 2^78
2020-02-09TheJudgerNF
no factor from 2^76 to 2^77
2020-01-29TheJudgerNF
no factor from 2^75 to 2^76
2020-01-29TheJudgerNF
no factor from 2^74 to 2^75
2020-01-21srow7NF
no factor from 2^73 to 2^74
2020-01-21srow7NF
no factor from 2^72 to 2^73
2014-12-28SRS TechnologyNF
no factor from 2^71 to 2^72
2014-03-24Andreas_TruetschNF
no factor from 2^70 to 2^71
2014-03-23Andreas_TruetschNF
no factor from 2^69 to 2^70
2013-08-26SMoffatNF
no factor from 2^68 to 2^69
2013-08-25SMoffatNF
no factor from 2^67 to 2^68
2011-03-31Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-14Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-11Mr-PlonkNF
no factor from 2^64 to 2^65
2010-01-161997rj7NF
no factor from 2^63 to 2^64