Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
8017987Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
19243168811030.8old
3134604983723951591858.12015-08-12 11:12:16
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-07-11_p95holder_548476FDEE99A503250086253
Verified2019-12-31marssystems548476FDEE99A5032524851853
History
DateUserTypeResult
2024-02-24Stef42NF-PM1
B1=937000, B2=1792472220
2019-12-31marssystemsC-PRP
M8017987/1924316881/313460498372395159 : 548476FDEE99A503
PRP: Verified
PRP without proof (not generated)
2018-07-11_p95holder_C-PRP
M8017987/1924316881/313460498372395159 : 548476FDEE99A503
PRP: Verified
PRP without proof (not generated)
2015-08-12TJAOIF
Factor: 313460498372395159 / TF: 58-59