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
516068083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
41585552523831945992812271.82019-12-30 18:32:00
History
DateUserTypeResult
2019-12-30Smok_bmv F
Factor: 4158555252383194599281 / TF: 71-72
2019-04-24sasakiNF
no factor from 2^70 to 2^71
2018-10-28Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2017-05-25sasakiNF
no factor from 2^68 to 2^69
2016-07-10sasakiNF
no factor from 2^67 to 2^68
2015-04-05sasakiNF
no factor from 2^66 to 2^67
2014-10-01sasakiNF
no factor from 2^65 to 2^66
2011-12-28IIRyskIINF
no factor from 2^64 to 2^65
2010-07-06Architects CubedNF
no factor from 2^63 to 2^64