Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
69243721Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
179786779088302292047992373.92014-05-23 23:30:48
History
DateUserTypeResult
2022-05-21LordJuliusNF
no factor from 2^63 to 2^65
2014-05-23Bill StaffenF
Factor: 17978677908830229204799 / TF: 71-74*
2013-12-05HBendtzNF-PM1
B1=765000, B2=19125000, E=12
2012-11-05igNF
no factor from 2^70 to 2^71
2012-04-26ddboy3NF
no factor from 2^69 to 2^70
2010-04-26Sven K.NF
no factor from 2^68 to 2^69
2010-04-23Sven K.NF
no factor from 2^67 to 2^68
2010-04-19PrimeCruncherNF
no factor from 2^66 to 2^67
2008-06-11James HeinrichNF
no factor from 2^65 to 2^66