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
943714969Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1978289790850469749272167.42016-10-06 09:34:53
History
DateUserTypeResult
2016-10-06ConductorF
Factor: 197828979085046974927 / TF: 67-68
2015-09-12Bruno VictalNF
no factor from 2^66 to 2^67
2013-05-23ramgeisNF
no factor from 2^65 to 2^66
2011-06-08lindedNF
no factor from 2^64 to 2^65
2010-05-18lindedNF
no factor from 2^63 to 2^64