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
151624903No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1286000
B2 = 1214288460
History
DateUserTypeResult
2025-09-02StefanSkuNF
no factor from 2^77 to 2^78
2025-02-12La GüiraNF
no factor from 2^76 to 2^77
2024-12-05infinigonNF-PM1
B1=1286000, B2=1214288460
2024-08-03SRBaseNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2017-06-24ZachHeidenreichNF
no factor from 2^72 to 2^73
2017-01-09Sergey NosovNF
no factor from 2^68 to 2^72
2016-04-20ANONYMOUSNF
no factor from 2^67 to 2^68
2015-03-25nikoszNF
no factor from 2^66 to 2^67
2013-01-19Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-15sannerud.comNF
no factor from 2^64 to 2^65
2010-06-23Torchwood InstituteNF
no factor from 2^63 to 2^64