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:










MnStatusDetails
1186589Factored
FactorDigitsBitsDate
13696355883858969831960.22007-10-17 14:17:08
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)David Slowinski17270
Verified (Factored)Ken Kriesel00983EE7809877270
Verified (Factored)2002-07-27S5748300983EE780987727984363
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-29Oliver KruseCC33A39D4FBB8B301013
Verified2017-10-17Oliver KruseCC33A39D4FBB8B30164388013
Verified2018-01-02ATHCC33A39D4FBB8B30122644313
History
DateUserTypeResult
2018-01-02ATHC-PRP
M1186589/1369635588385896983 : CC33A39D4FBB8B30
PRP: Verified
PRP without proof (not generated)
2017-10-17Oliver KruseC-PRP
M1186589/1369635588385896983 : CC33A39D4FBB8B30
PRP: Verified
PRP without proof (not generated)
2017-09-29Oliver KruseC-PRP
M1186589/1369635588385896983 : CC33A39D4FBB8B30
PRP: Verified
PRP without proof (not generated)
2007-10-17James HeinrichF-ECM
Factor: 1369635588385896983