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
519401719Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4751025642470376570792168.72017-07-19 22:18:56
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 475102564247037657079 / TF: 68-70
2017-07-19Alex_soldierF
Factor: 475102564247037657079 / TF: 68-69*
2016-07-22sasakiNF
no factor from 2^67 to 2^68
2015-07-11Maurizio FD - ItalyNF
no factor from 2^66 to 2^67
2014-10-08sasakiNF
no factor from 2^65 to 2^66
2011-12-29albin_pouillesNF
no factor from 2^64 to 2^65
2010-03-16Architects CubedNF
no factor from 2^63 to 2^64