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
153226919Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
44124600073043992848412271.92017-05-26 00:27:51
History
DateUserTypeResult
2017-05-26demfloroF
Factor: 4412460007304399284841 / TF: 71-72
2017-05-14Brian LechthalerNF
no factor from 2^70 to 2^71
2016-03-17mikrNF
no factor from 2^69 to 2^70
2016-03-17mikrNF
no factor from 2^68 to 2^69
2016-03-17mikrNF
no factor from 2^67 to 2^68
2015-04-14RichardNF
no factor from 2^66 to 2^67
2013-01-26sasaki3NF
no factor from 2^65 to 2^66
2011-01-18runeskNF
no factor from 2^64 to 2^65
2010-06-24Torchwood InstituteNF
no factor from 2^63 to 2^64