Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnDetails
8319247
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
41263465131031.9old
4894128652935431548.82014-04-15 11:39:40
4689661975277323671858.72015-09-24 11:51:37
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-10Oliver KruseEB66FE77ABBF7F083801846953
Verified
PRP without proof (not generated)
2020-04-18marssystemsEB66FE77ABBF7F083418910153
History
DateUserTypeResult
2024-03-06Stef42NF-PM1B1=3000000, B2=6147687000
2020-04-18marssystemsC-PRP
M8319247/4126346513/489412865293543/468966197527732367 : EB66FE77ABBF7F08
2018-10-10Oliver KruseC-PRP
M8319247/4126346513/489412865293543/468966197527732367 : EB66FE77ABBF7F08
2015-09-24TJAOIFFactor: 468966197527732367
2014-04-15TJAOIFFactor: 489412865293543