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
332338777Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 281
TF target 281
P-1
B1 = 1565000
B2 = 354419940
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-09-29William Wallace5D2D677520C898__5837497213
History
DateUserTypeResult
2024-02-27Grant McCrackenNF
no factor from 2^68 to 2^69
2023-10-18James HeinrichNF
no factor from 2^67 to 2^68
2023-04-30Mark RoseNF-PM1
B1=1565000, B2=354419940
2023-02-16Mark RoseNF
no factor from 2^80 to 2^81
2023-02-16Mark RoseNF
no factor from 2^79 to 2^80
2022-10-22Team_InspectorNF
no factor from 2^78 to 2^79
2021-05-28Jon PaceNF
no factor from 2^77 to 2^78
2020-09-30bayanneNF
no factor from 2^76 to 2^77
2020-09-29William WallaceC-PRP
5D2D677520C898__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2013-09-29shengNF
no factor from 2^75 to 2^76
2011-04-19vats09NF
no factor from 2^72 to 2^75
2011-03-30vats09NF
no factor from 2^71 to 2^72
2011-03-20Grant McCrackenNF
no factor from 2^70 to 2^71
2010-11-15SunfishNF
no factor from 2^69 to 2^70
2010-03-02Grant McCrackenNF
no factor from 2^68 to 2^69