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
8449333
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
1404198590011071291857.0old
2042202615463163409292167.52022-08-25 09:37:11
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-30Oliver Kruse544614684CF43DEC1103745853
Factored
PRP without proof (not generated)
2020-06-03marssystems544614684CF43DEC1287408853
Verified
Certified Good
2022-08-30Perig544614684CF43DEC2367632153
Verified
Certified Good
2022-08-31Wentao Huang544614684CF43DEC2630913453
History
DateUserTypeResult
2024-05-12Stef42NF-PM1B1=1035000, B2=1085120400
2022-08-31Chad Steenerson CERT
Proof certified good
2022-08-31Wentao HuangC-PRPM8449333/140419859001107129/204220261546316340929 : 544614684CF43DEC
Proof Certified Good

Proof Power: 8

2022-08-30Jason VK4FJGSCERT
Proof certified good
2022-08-30PerigC-PRPM8449333/140419859001107129/204220261546316340929 : 544614684CF43DEC
Proof Certified Good

Proof Power: 8

2022-08-25TJAOIFFactor: 204220261546316340929
2020-06-03marssystemsC-PRPM8449333/140419859001107129 : 544614684CF43DEC
2018-10-30Oliver KruseC-PRPM8449333/140419859001107129 : 544614684CF43DEC
1998-09-27-anonymous-FFactor: 140419859001107129