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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Exponent Range:





MnDetails
10452191
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
660959289671595131755.9old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2020-07-13storm5510F2AF978C835C48E91455803953
Verified
Certified Good
2021-03-05Richard ThomasF2AF978C835C48E911002993053
History
DateUserTypeResult
2026-01-29Sid & AndyNF-PM1B1=1700000, B2=1921227000
2021-03-07Simon JosefssonCERT
Proof certified good
2021-03-05Richard ThomasC-PRPM10452191/66095928967159513 : F2AF978C835C48E9
Proof Certified Good

Proof Power: 8

2020-07-13storm5510C-PRPM10452191/66095928967159513 : F2AF978C835C48E9
1999-09-22-anonymous-FFactor: 66095928967159513
1999-09-14-anonymous-FFactor: 66095928967159513