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
8411567
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
807510433929.6old
2170583673250758986412167.62022-11-02 09:24:35
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-23rucio2E5DFBC888D797FE1675621453
Factored
PRP without proof (not generated)
2020-05-22marssystems2E5DFBC888D797FE1466646753
Verified
Certified Good
2022-11-07MarkS2E5DFBC888D797FE263865753
History
DateUserTypeResult
2024-05-20Stef42NF-PM1B1=1025000, B2=2213224650
2022-11-07V-glass PngosCERT
Proof certified good
2022-11-07MarkSC-PRPM8411567/807510433/217058367325075898641 : 2E5DFBC888D797FE
Proof Certified Good

Proof Power: 8

2022-11-02TJAOIFFactor: 217058367325075898641
2020-05-22marssystemsC-PRPM8411567/807510433 : 2E5DFBC888D797FE
2018-10-23rucioC-PRPM8411567/807510433 : 2E5DFBC888D797FE