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

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MnStatusDetails
277374541Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16362083589580961446872270.52019-09-07 03:35:07
History
DateUserTypeResult
2019-09-07ConductorF
Factor: 1636208358958096144687 / TF: 70-71
2019-09-07ConductorNF
no factor from 2^69 to 2^70
2018-07-08tmorrowNF
no factor from 2^68 to 2^69
2016-11-05LookASNF
no factor from 2^67 to 2^68
2016-01-14ANONYMOUSNF
no factor from 2^66 to 2^67
2013-12-10RichardNF
no factor from 2^65 to 2^66
2011-09-08Gordon SpenceNF
no factor from 2^64 to 2^65
2010-04-04ramgeisNF
no factor from 2^63 to 2^64
2010-04-04ramgeisNF
no factor from 2^62 to 2^63