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
550241983Factored
FactorDigitsBitsDate
43586018718569646408712271.92020-01-27 15:08:21
History
DateUserTypeResult
2020-01-27Smok_bmv F
Factor: 4358601871856964640871 / TF: 71-72*
2019-11-05sasakiNF
no factor from 2^70 to 2^71
2018-10-30srow7NF
no factor from 2^69 to 2^70
2018-03-03sasakiNF
no factor from 2^68 to 2^69
2016-05-23Bruno VictalNF
no factor from 2^67 to 2^68
2015-11-16sasakiNF
no factor from 2^66 to 2^67
2014-07-26sasakiNF
no factor from 2^65 to 2^66
2011-03-01Architects CubedNF
no factor from 2^64 to 2^65