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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
74371163Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 12900000
LL
StatusDateUserResidueShift
Unverified2016-02-29Massimo Cappelli (ik5pwa)80CB2BFC3C1399__24344868
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-11-26Luke DurantE852D2B6C7DF57CC013
History
DateUserTypeResult
2024-11-27XyzzyCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-11-26Luke DurantC-PRP
E852D2B6C7DF57CC
PRP proof power = 9
PRP: Verified
Proof certified good
2016-02-29Massimo Cappelli (ik5pwa)C-LL
80CB2BFC3C1399__
2015-11-01TheJudgerNF-PM1
B1=645000, B2=12900000, E=12
2015-10-26AirSquirrelsNF
no factor from 2^74 to 2^75
2015-10-26AirSquirrelsNF
no factor from 2^73 to 2^74
2015-09-02BdotNF
no factor from 2^72 to 2^73
2015-08-15ixfd64NF
no factor from 2^71 to 2^72
2013-05-09GrunwalderGIMPNF
no factor from 2^70 to 2^71
2012-10-23Houd Al-ObaidliNF
no factor from 2^69 to 2^70
2010-10-01tmorrowNF
no factor from 2^68 to 2^69
2010-09-28tmorrowNF
no factor from 2^67 to 2^68
2010-09-26tmorrowNF
no factor from 2^66 to 2^67
2010-09-23tmorrowNF
no factor from 2^65 to 2^66
2010-09-21KYOJI_KAMEINF
no factor from 2^64 to 2^65
2008-09-12lycornNF
no factor to 2^64