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
8361979
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
342673899431135.0old
1128189552818597223912166.62020-06-18 10:41:51
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-18EthanD9B07D0CA13E08F221767205153
Factored
PRP without proof (not generated)
2020-05-05Luigi Morelli9B07D0CA13E08F221634154153
Verified
PRP without proof (not generated)
2020-06-18ATH9B07D0CA13E08F2226275953
History
DateUserTypeResult
2024-05-11Stef42NF-PM1B1=1025000, B2=1053971100
2020-06-18ATHC-PRPM8361979/34267389943/112818955281859722391 : 9B07D0CA13E08F22
2020-06-18TJAOIFFactor: 112818955281859722391
2020-05-05Luigi MorelliC-PRPM8361979/34267389943 : 9B07D0CA13E08F22
2018-10-18EthanDC-PRPM8361979/34267389943 : 9B07D0CA13E08F22