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

PrimeNet Exponent Status

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Exponent Range:










MnStatusDetails
155681441No known factors, not tested for primality
TF
No factors below 277
TF target 278
History
DateUserTypeResult
2025-01-10Walleye24NF
no factor from 2^76 to 2^77
2024-08-16SRBaseNF
no factor from 2^75 to 2^76
2024-07-02Naegi MakotoNF
no factor from 2^69 to 2^70
2024-05-06GregNF
no factor from 2^68 to 2^69
2023-02-18SRBaseNF
no factor from 2^74 to 2^75
2021-11-29SRBaseNF
no factor from 2^73 to 2^74
2017-02-02TrexNF
no factor from 2^72 to 2^73
2017-01-29pussijussiNF
no factor from 2^71 to 2^72
2017-01-23nuclear-smilieNF
no factor from 2^70 to 2^71
2017-01-20nuclear-smilieNF
no factor from 2^69 to 2^70
2016-07-20Josh FamestadNF
no factor from 2^68 to 2^69
2016-05-03Jason UNF
no factor from 2^67 to 2^68
2015-04-12guruNF
no factor from 2^66 to 2^67
2013-02-04-Anonymous-NF
no factor from 2^65 to 2^66
2011-01-24sasaki3NF
no factor from 2^64 to 2^65