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
6572029
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
382409129209373591755.1old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-27Oliver KruseEFB9C1F72115F654176169853
Verified
PRP without proof (not generated)
2018-10-26storm5510EFB9C1F72115F6541199030353
History
DateUserTypeResult
2025-01-24Stef42NF-PM1B1=2281000, B2=5189907030
2023-12-07Stef42NF-PM1B1=109000, B2=124105800
2018-10-26storm5510C-PRPM6572029/38240912920937359 : EFB9C1F72115F654
2017-12-27Oliver KruseC-PRPM6572029/38240912920937359 : EFB9C1F72115F654
1998-07-21-anonymous-FFactor: 38240912920937359