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
150042367No known factors, not tested for primality
TF
No factors below 278
TF target 277
P-1
B1 = 1287000
B2 = 1284391680
History
DateUserTypeResult
2025-07-23zhangstNF
no factor from 2^77 to 2^78
2025-01-23skiminkiNF
no factor from 2^76 to 2^77
2024-09-18Luke DurantNF-PM1
B1=1287000, B2=1284391680
2024-08-01SRBaseNF
no factor from 2^75 to 2^76
2022-10-18BorekNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2017-05-01La GüiraNF
no factor from 2^72 to 2^73
2017-02-01megavinkNF
no factor from 2^71 to 2^72
2016-07-31Josh FamestadNF
no factor from 2^70 to 2^71
2016-07-17La GüiraNF
no factor from 2^69 to 2^70
2016-07-17La GüiraNF
no factor from 2^68 to 2^69
2014-08-11HobzNF
no factor from 2^67 to 2^68
2014-04-12HobzNF
no factor from 2^66 to 2^67
2013-01-12HBendtzNF
no factor from 2^65 to 2^66
2011-01-10sasaki3NF
no factor from 2^64 to 2^65