Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
328042193No known factors, not tested for primality
TF
No factors below 276
TF target 281
History
DateUserTypeResult
2024-05-27Erik WoutersNF
no factor from 2^75 to 2^76
2023-09-24SRBaseNF
no factor from 2^74 to 2^75
2022-03-26SRBaseNF
no factor from 2^73 to 2^74
2021-03-12SRBaseNF
no factor from 2^72 to 2^73
2020-07-31SRBaseNF
no factor from 2^71 to 2^72
2020-05-19SRBaseNF
no factor from 2^70 to 2^71
2019-03-06Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-08-19Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2017-01-01XolotlNF
no factor from 2^67 to 2^68
2016-03-18dbaughNF
no factor from 2^66 to 2^67
2014-08-09tscNF
no factor from 2^65 to 2^66
2011-11-15carlos56NF
no factor from 2^64 to 2^65