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
157008167No known factors, not tested for primality
TF
No factors below 278
TF target 278
P-1
B1 = 1172000
B2 = 593388510
History
DateUserTypeResult
2025-10-06DanBNF-PM1
B1=1172000, B2=593388510
2025-05-11brian-nebiusNF
no factor from 2^77 to 2^78
2024-10-25Alvin BunkNF
no factor from 2^76 to 2^77
2024-08-19SRBaseNF
no factor from 2^75 to 2^76
2023-02-22SRBaseNF
no factor from 2^74 to 2^75
2021-11-18SRBaseNF
no factor from 2^73 to 2^74
2018-04-11David HruskaNF
no factor from 2^72 to 2^73
2018-02-22David HruskaNF
no factor from 2^71 to 2^72
2017-12-17David HruskaNF
no factor from 2^70 to 2^71
2017-11-05David HruskaNF
no factor from 2^69 to 2^70
2017-03-01KrisDNF
no factor from 2^68 to 2^69
2016-05-07rmaximusNF
no factor from 2^67 to 2^68
2015-04-17MucolNF
no factor from 2^66 to 2^67
2013-02-09sasaki3NF
no factor from 2^65 to 2^66
2011-01-27KoekieNF
no factor from 2^64 to 2^65
2010-06-30RichardNF
no factor from 2^63 to 2^64