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
41001007Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
81900947806230345679912272.82019-04-17 16:09:18
LL
StatusDateUserResidueShift
Verified (Factored)2008-09-24John CarrD96176A444A919D622327267
Verified (Factored)2015-12-16ANONYMOUSD96176A444A919D618882307
History
DateUserTypeResult
2019-04-17ConductorF
Factor: 8190094780623034567991 / TF: 72-73
2015-12-16ANONYMOUSC-LL
D96176A444A919D6
2015-06-07TheJudgerNF
no factor from 2^71 to 2^72
2014-12-11srow7NF
no factor from 2^70 to 2^71
2013-02-21Never Odd Or EvenNF
no factor from 2^69 to 2^70
2013-02-21Never Odd Or EvenNF
no factor from 2^68 to 2^69