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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MnStatusDetails
15927383Factored
FactorDigitsBitsDate
1248030287142614712012166.82014-07-29 23:11:39
LL
StatusDateUserResidueShift
Bad2002-07-20Kat Street7BE2C924368574867506223
Verified (Factored)2004-12-23Chris Halsall97423F85FE365AD415258736
Verified (Factored)2006-06-13Stuart Thiel97423F85FE365AD413932928
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-11-27Perig0261562836785AAC1650877553
History
DateUserTypeResult
2023-11-28curtiscCERT
PRP Certification
Proof certified good
2023-11-27PerigC-PRP
M15927383/124803028714261471201 : 0261562836785AAC
PRP proof power = 8
PRP: Verified
Proof certified good
2023-10-28nordiNF-PM1
B1=480000, B2=252748650
2023-08-30nordiNF-PM1
B1=480000
2022-06-25LordJuliusNF
no factor from 2^65 to 2^66
2014-07-29NesowaF
Factor: 124803028714261471201 / TF: 66-67