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

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MnStatusDetails
19525837Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
115344342159563961664492373.32022-01-11 18:03:17
LL
StatusDateUserResidueShift
Verified (Factored)2003-11-08Stephan GruppCA9CD84FAC8550BF11943512
Verified (Factored)2007-06-15Ing. Pavel PaJaSoft JanousekCA9CD84FAC8550BF2745892
History
DateUserTypeResult
2022-01-11TheJudgerF
Factor: 11534434215956396166449 / TF: 73-74
2021-11-12-Anonymous-NF
no factor from 2^72 to 2^73
2021-10-01-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-13SRBaseNF
no factor from 2^70 to 2^71
2019-12-07lycornNF
no factor from 2^69 to 2^70
2017-10-27ramgeisNF
no factor from 2^68 to 2^69
2014-05-12NesowaNF
no factor from 2^67 to 2^68
2014-05-12NesowaNF
no factor from 2^66 to 2^67