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
811980419Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15867578987013933706572270.42019-11-18 21:43:28
History
DateUserTypeResult
2019-11-18Alex_soldierF
Factor: 1586757898701393370657 / TF: 70-71
2016-12-28ramgeisNF
no factor from 2^68 to 2^70
2015-06-20sasakiNF
no factor from 2^67 to 2^68
2014-12-19sasakiNF
no factor from 2^66 to 2^67
2013-08-11america64NF
no factor from 2^65 to 2^66
2010-09-30Architects CubedNF
no factor from 2^64 to 2^65
2010-04-06Architects CubedNF
no factor from 2^63 to 2^64