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
148725557No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 829000
B2 = 77999670
History
DateUserTypeResult
2024-12-03James HeinrichNF
no factor from 2^76 to 2^77
2024-11-03Ryan PropperNF-PM1
B1=829000, B2=77999670
2024-09-29Luke DurantNF
no factor from 2^77 to 2^78
2024-08-13James HeinrichNF
no factor from 2^76 to 2^77
2024-07-27SRBaseNF
no factor from 2^75 to 2^76
2023-02-03SRBaseNF
no factor from 2^74 to 2^75
2021-11-15SRBaseNF
no factor from 2^73 to 2^74
2018-03-13hktNF
no factor from 2^72 to 2^73
2017-11-21proxy2222NF
no factor from 2^71 to 2^72
2017-09-21proxy2222NF
no factor from 2^70 to 2^71
2017-06-14proxy2222NF
no factor from 2^69 to 2^70
2016-12-30f0rteOCNF
no factor from 2^68 to 2^69
2016-04-03DerekNF
no factor from 2^67 to 2^68
2015-03-12S. EichsteiningerNF
no factor from 2^66 to 2^67
2013-01-06sasaki3NF
no factor from 2^65 to 2^66
2011-01-07sasaki3NF
no factor from 2^64 to 2^65