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
838561697No known factors, not tested for primality
TF
No factors below 275
TF target 284
History
DateUserTypeResult
2024-06-13SRBaseNF
no factor from 2^74 to 2^75
2022-12-01SRBaseNF
no factor from 2^73 to 2^74
2021-06-08SRBaseNF
no factor from 2^72 to 2^73
2020-10-12SRBaseNF
no factor from 2^71 to 2^72
2019-10-20srow7NF
no factor from 2^70 to 2^71
2017-02-08ramgeisNF
no factor from 2^68 to 2^70
2015-08-10sasakiNF
no factor from 2^67 to 2^68
2015-02-04sasakiNF
no factor from 2^66 to 2^67
2012-03-31sasaki3NF
no factor from 2^65 to 2^66
2012-03-31sasaki3NF
no factor from 2^64 to 2^65
2010-07-16Architects CubedNF
no factor from 2^63 to 2^64