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
89417689Tested as composite (unverified): unconfirmed PRP test says not-prime
TF
No factors below 276
TF target 275
P-1
B1 = 725000
B2 = 14318750
PRP
StatusDateUserResidueShiftTypeBase
Unverified2019-02-27ky0uraku14E17FD080FB93__3680429613
History
DateUserTypeResult
2019-02-27ky0urakuC-PRP
14E17FD080FB93__
PRP without proof (not generated)
2018-11-07FilenNF-PM1
B1=725000, B2=14318750, E=12
2018-10-22tServoNF
no factor from 2^75 to 2^76
2018-10-22tServoNF
no factor from 2^74 to 2^75
2017-09-14monstNF
no factor from 2^73 to 2^74
2013-03-26Sergey NosovNF
no factor from 2^67 to 2^73
2013-03-19MatthaeusNF
no factor from 2^66 to 2^67
2013-03-18SMoffatNF
no factor from 2^65 to 2^66
2010-11-10Architects CubedNF
no factor from 2^64 to 2^65