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
68991271Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 13072500
LL
StatusDateUserResidueShift
Unverified2016-07-31MrBitC41299FD38F756__29879992
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-04-08Mirra694DAF125371A7C7013
History
DateUserTypeResult
2024-04-0969-bit_color_depthCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-04-08MirraC-PRP
694DAF125371A7C7
PRP proof power = 8
PRP: Verified
Proof certified good
2016-07-31MrBitC-LL
C41299FD38F756__
2016-03-30endless_mikeNF
no factor from 2^74 to 2^75
2013-11-29NesowaNF-PM1
B1=630000, B2=13072500, E=12
2013-11-26Jerry HallettNF
no factor from 2^73 to 2^74
2013-11-21gcardonaNF
no factor from 2^72 to 2^73
2013-11-21gcardonaNF
no factor from 2^71 to 2^72
2012-09-28Bold_SeekerNF
no factor from 2^70 to 2^71
2012-08-04HighPriceRanchNF
no factor from 2^69 to 2^70
2010-02-17S530729NF
no factor from 2^68 to 2^69
2010-02-14S530729NF
no factor from 2^67 to 2^68
2010-02-10S530729NF
no factor from 2^66 to 2^67
2010-02-04Radek HavelNF
no factor from 2^65 to 2^66
2010-01-27Sturle SundeNF
no factor from 2^64 to 2^65
2009-02-161997rj7NF
no factor to 2^64