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

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MnStatusDetails
277991479Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
37532000935580115394072271.72019-10-29 19:43:40
History
DateUserTypeResult
2019-10-29ConductorF
Factor: 3753200093558011539407 / TF: 71-72
2019-10-29ConductorNF
no factor from 2^70 to 2^71
2019-08-31YxinityNF
no factor from 2^69 to 2^70
2018-07-09Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-11-06XolotlNF
no factor from 2^67 to 2^68
2016-01-19RichardNF
no factor from 2^66 to 2^67
2013-12-08Lukin DmitryNF
no factor from 2^65 to 2^66
2011-09-09carlos56NF
no factor from 2^64 to 2^65
2010-04-05EPFNF
no factor from 2^63 to 2^64
2010-04-05EPFNF
no factor from 2^62 to 2^63