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
139038091No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 849000
B2 = 71576700
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-10-15curtiscPRP testPRP4.59 % 2025-10-18
History
DateUserTypeResult
2024-08-26Brent GoebelNF
no factor from 2^76 to 2^77
2024-07-13SRBaseNF
no factor from 2^75 to 2^76
2024-07-07tscNF-PM1
B1=849000, B2=71576700
2023-01-15SRBaseNF
no factor from 2^74 to 2^75
2021-08-09SRBaseNF
no factor from 2^73 to 2^74
2020-10-23SRBaseNF
no factor from 2^72 to 2^73
2016-08-21Ilya AlexandrovNF
no factor from 2^71 to 2^72
2016-08-21Ilya AlexandrovNF
no factor from 2^70 to 2^71
2016-08-20DerekNF
no factor from 2^69 to 2^70
2016-08-18AnrodionNF
no factor from 2^68 to 2^69
2016-08-12proxy2222NF
no factor from 2^67 to 2^68
2015-03-06-Anonymous-NF
no factor from 2^66 to 2^67
2012-11-21Andrew BNF
no factor from 2^65 to 2^66
2010-12-13Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-13Torchwood InstituteNF
no factor from 2^63 to 2^64