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
706281629Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
74920212561640777292092272.72019-05-23 04:37:45
History
DateUserTypeResult
2019-05-23Daniil TsarkovF
Factor: 7492021256164077729209 / TF: 72-73
2019-05-23Daniil TsarkovNF
no factor from 2^71 to 2^72
2019-05-23Daniil TsarkovNF
no factor from 2^70 to 2^71
2015-07-12monstNF
no factor from 2^66 to 2^70
2011-09-17monstNF
no factor from 2^65 to 2^66
2010-11-30monstNF
no factor from 2^64 to 2^65
2010-07-27Architects CubedNF
no factor from 2^63 to 2^64