Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
8422949
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
32571006418226582711961.5old
1131428766248019254092166.62020-06-23 10:18:31
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-28Luigi Morelli36FED091A9328DB01250319453
Factored
PRP without proof (not generated)
2020-05-28Team_Inspector36FED091A9328DB01763860553
Verified
PRP without proof (not generated)
2020-06-23Oliver Kruse36FED091A9328DB02526198553
History
DateUserTypeResult
2024-05-20Stef42NF-PM1B1=1025000, B2=2213224650
2020-06-23Oliver KruseC-PRPM8422949/3257100641822658271/113142876624801925409 : 36FED091A9328DB0
2020-06-23TJAOIFFactor: 113142876624801925409
2020-05-28Team_InspectorC-PRPM8422949/3257100641822658271 : 36FED091A9328DB0
2018-10-28Luigi MorelliC-PRPM8422949/3257100641822658271 : 36FED091A9328DB0
1998-09-27-anonymous-FFactor: 3257100641822658271