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:





MnDetails
8400031
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
59909021092011342.4old
2687143533616265478892167.92023-07-10 17:48:15
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-22rucioF6E641E232CEDCCB1453648653
Factored
PRP without proof (not generated)
2020-05-19Team_InspectorF6E641E232CEDCCB157236853
Verified
Certified Good
2023-07-18InsolentJaguarF6E641E232CEDCCB2826234253
History
DateUserTypeResult
2024-05-12Stef42NF-PM1B1=1025000, B2=2213224650
2023-07-18curtiscCERT
Proof certified good
2023-07-18InsolentJaguarC-PRPM8400031/5990902109201/268714353361626547889 : F6E641E232CEDCCB
Proof Certified Good

Proof Power: 8

2023-07-10TJAOIFFactor: 268714353361626547889
2020-05-19Team_InspectorC-PRPM8400031/5990902109201 : F6E641E232CEDCCB
2018-10-22rucioC-PRPM8400031/5990902109201 : F6E641E232CEDCCB