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

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MnStatusDetails
222762073Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
19271383960170442317292270.72020-04-23 01:01:01
History
DateUserTypeResult
2020-04-23Alexander TsupkoF
Factor: 1927138396017044231729
2019-02-24Chabot PrimeNF
no factor from 2^69 to 2^70
2018-03-02MrSupp_CZNF
no factor from 2^68 to 2^69
2016-09-11XZTNF
no factor from 2^67 to 2^68
2015-11-06RichardNF
no factor from 2^66 to 2^67
2013-08-28David CampeauNF
no factor from 2^65 to 2^66
2011-06-09DerekNF
no factor from 2^64 to 2^65
2010-05-20Architects CubedNF
no factor from 2^63 to 2^64