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
332238407TF
No factors below 281
TF target 281
P-1
B1 = 4090000
B2 = 4090000
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-03-21Simon Josefsson006FCC0C651D4F889056153613
History
DateUserTypeResult
2023-03-24KrieselCERT
PRP Certification
Proof certified good
2023-03-21Simon JosefssonC-PRP
006FCC0C651D4F88
PRP: Verified
Proof certified good
2023-01-17Mark RoseNF
no factor from 2^80 to 2^81
2023-01-17Mark RoseNF
no factor from 2^79 to 2^80
2016-08-08Brodie HislopNF-PM1
B1=4090000
2013-09-29Bill StaffenNF
no factor from 2^78 to 2^79
2013-09-29Bill StaffenNF
no factor from 2^77 to 2^78
2013-09-28Bill StaffenNF
no factor from 2^76 to 2^77
2013-09-28Bill StaffenNF
no factor from 2^75 to 2^76
2013-09-28Bill StaffenNF
no factor from 2^74 to 2^75
2011-05-12Christian GeschwentnerNF
no factor from 2^73 to 2^74
2011-04-26Christian GeschwentnerNF
no factor from 2^72 to 2^73
2010-10-23Ethan O'ConnorNF
no factor from 2^71 to 2^72
2010-09-18Team_InspectorNF
no factor from 2^70 to 2^71
2009-05-14Team_InspectorNF
no factor from 2^69 to 2^70
2009-01-29Team_InspectorNF
no factor from 2^68 to 2^69