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
8370833
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
65202743989240731652.5old
7144583815418816631859.31998-09-20 00:00:00
1970169527738194509832167.42022-07-18 12:53:17
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-18rucioE30F2579D40826942809937653
Factored
PRP without proof (not generated)
2020-05-07ATHE30F2579D40826942258294653
Verified
Certified Good
2022-07-24Funky WaddleE30F2579D40826943543763953
History
DateUserTypeResult
2024-03-07Stef42NF-PM1B1=3000000, B2=6145120800
2022-07-24Massimo Cappelli (ik5pwa)CERT
Proof certified good
2022-07-24Funky WaddleC-PRPM8370833/6520274398924073/714458381541881663/197016952773819450983 : E30F2579D4082694
Proof Certified Good

Proof Power: 8

2022-07-18TJAOIFFactor: 197016952773819450983
2020-05-07ATHC-PRPM8370833/6520274398924073/714458381541881663 : E30F2579D4082694
2018-10-18rucioC-PRPM8370833/6520274398924073/714458381541881663 : E30F2579D4082694
2008-09-08Will EdgingtonF-ECMFactor: 714458381541881663
1998-09-20-anonymous-FFactor: 714458381541881663
1998-09-20-anonymous-FFactor: 6520274398924073