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
131563849Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1058000
B2 = 750671460
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-09-18Luke Durant61CEBD16A9C52BA4013
History
DateUserTypeResult
2024-09-18EthanDCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-09-18Luke DurantC-PRP
61CEBD16A9C52BA4
PRP proof power = 9
PRP: Verified
Proof certified good
2024-08-22ANONYMOUSNF
no factor from 2^70 to 2^71
2024-08-19Luke DurantNF-PM1
B1=1058000, B2=750671460
2023-09-11Christian R. Mueller-HirschkornNF
no factor from 2^76 to 2^77
2023-09-10rduerrNF
no factor from 2^75 to 2^76
2022-12-31SRBaseNF
no factor from 2^74 to 2^75
2021-07-20SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2015-12-01nate.andersNF
no factor from 2^71 to 2^72
2015-11-25nate.andersNF
no factor from 2^70 to 2^71
2013-01-21VictordeHollanderNF
no factor from 2^69 to 2^70
2012-09-24VictordeHollanderNF
no factor from 2^68 to 2^69
2012-09-24VictordeHollanderNF
no factor from 2^65 to 2^68
2010-11-16RichardNF
no factor from 2^64 to 2^65
2010-06-03ALFNF
no factor from 2^63 to 2^64