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

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MnStatusDetails
149711291Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
38860797766878411970904922312891.72024-09-19 00:12:52
P-1 factors
DateFactorB1B2
2024-09-19388607977668784119709049223112650001143417990
History
DateUserTypeResult
2024-09-19Luke DurantF-PM1
Factor: 3886079776687841197090492231 / (P-1, B1=1265000, B2=1143417990)
2024-08-04minikv116NF
no factor from 2^75 to 2^76
2023-02-03SRBaseNF
no factor from 2^74 to 2^75
2021-11-13SRBaseNF
no factor from 2^73 to 2^74
2016-08-09bamNF
no factor from 2^72 to 2^73
2016-08-09bamNF
no factor from 2^71 to 2^72
2016-08-09bamNF
no factor from 2^70 to 2^71
2016-07-11La GüiraNF
no factor from 2^69 to 2^70
2016-07-11La GüiraNF
no factor from 2^68 to 2^69
2016-04-08DerekNF
no factor from 2^67 to 2^68
2015-03-17MattNF
no factor from 2^66 to 2^67
2013-01-11KYOJI_KAMEINF
no factor from 2^65 to 2^66
2011-01-09Mr-PlonkNF
no factor from 2^64 to 2^65