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
144844373No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1219000
B2 = 1162582740
History
DateUserTypeResult
2024-10-28Luke DurantNF
no factor from 2^77 to 2^78
2024-10-11Luke DurantNF-PM1
B1=1219000, B2=1162582740
2024-10-10JacobZNF
no factor from 2^76 to 2^77
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2023-01-27SRBaseNF
no factor from 2^74 to 2^75
2021-11-13SRBaseNF
no factor from 2^73 to 2^74
2020-11-18SRBaseNF
no factor from 2^72 to 2^73
2017-08-14workerthreadNF
no factor from 2^71 to 2^72
2017-01-23nate.andersNF
no factor from 2^70 to 2^71
2016-11-16nate.andersNF
no factor from 2^69 to 2^70
2016-11-14nate.andersNF
no factor from 2^68 to 2^69
2016-03-28DerekNF
no factor from 2^67 to 2^68
2015-03-02aurashiftNF
no factor from 2^66 to 2^67
2012-12-21sasaki3NF
no factor from 2^65 to 2^66
2011-02-23Sergej LevinNF
no factor from 2^64 to 2^65
2010-06-19oodairaNF
no factor from 2^63 to 2^64