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
291202631Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8944855942551977366392169.62019-08-10 14:39:53
History
DateUserTypeResult
2019-08-10Alex_soldierF
Factor: 894485594255197736639 / TF: 69-70
2018-07-23Chabot PrimeNF
no factor from 2^68 to 2^69
2016-08-19XZTNF
no factor from 2^67 to 2^68
2016-02-01tscNF
no factor from 2^66 to 2^67
2014-06-21firereddNF
no factor from 2^65 to 2^66
2011-10-01LingUaanNF
no factor from 2^64 to 2^65
2010-05-24Architects CubedNF
no factor from 2^63 to 2^64
2010-03-30monstNF
no factor from 2^62 to 2^63