Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
930283Factored
FactorDigitsBitsDate
16969140518545508845816732580.52009-06-23 02:43:11
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)Alex and Nick Myrman53090
Verified (Factored)David Slowinski13090
Verified (Factored)2001-08-31Brian J. BeesleyF55AB0FAB49ED309258618
Verified (Factored)2002-01-08Marc Getty / Phil FizurF55AB0FAB49ED309737592
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-28Oliver Kruse6AC893735FE6A68B1013
Verified2017-10-14Oliver Kruse6AC893735FE6A68B19774013
Verified2017-12-22ATH6AC893735FE6A68B145425613
Unverified (Reliable)2020-04-23Oliver Kruse1EDDC106ABD5BE__181218353
History
DateUserTypeResult
2020-04-23Oliver KruseC-PRP
M930283/1696914051854550884581673 : 1EDDC106ABD5BE__
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-12-22ATHC-PRP
M930283/1696914051854550884581673 : 6AC893735FE6A68B
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-10-14Oliver KruseC-PRP
M930283/1696914051854550884581673 : 6AC893735FE6A68B
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-09-28Oliver KruseC-PRP
M930283/1696914051854550884581673 : 6AC893735FE6A68B
PRP: Unverified (Reliable)
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=200000, B2=5000000, E=6
2009-06-23SubPrimeF-ECM
Factor: 1696914051854550884581673