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
8402531
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
60666273831032.5old
15523339921271340.52008-09-08 04:32:24
149564862406951271753.72014-10-09 11:06:24
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-23storm5510AE1107131242C4783479888253
Verified
PRP without proof (not generated)
2020-05-19Luigi MorelliAE1107131242C4783602712053
History
DateUserTypeResult
2024-03-10Stef42NF-PM1B1=3000000, B2=6464569020
2020-05-19Luigi MorelliC-PRPM8402531/6066627383/1552333992127/14956486240695127 : AE1107131242C478
2018-10-23storm5510C-PRPM8402531/6066627383/1552333992127/14956486240695127 : AE1107131242C478
2014-10-09TJAOIFFactor: 14956486240695127
2008-09-08Will EdgingtonFFactor: 1552333992127