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
951437Factored
FactorDigitsBitsDate
34347290262271857339490092581.52009-09-19 17:45:32
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 SlowinskiADF0
Verified (Factored)Tom AlbanoC8A941ACB85B4ADF0
Verified (Factored)2001-12-08Marc Getty / Phil FizurC8A941ACB85B4ADF880654
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-28Oliver KruseE337ADC6608E02671013
Verified2017-10-15Oliver KruseE337ADC6608E0267169630513
Verified2017-12-24ATHE337ADC6608E0267184323913
Unverified (Reliable)2020-04-24Oliver Kruse0EC644C2C9FAC2__185660153
History
DateUserTypeResult
2020-04-24Oliver KruseC-PRP
M951437/3434729026227185733949009 : 0EC644C2C9FAC2__
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-12-24ATHC-PRP
M951437/3434729026227185733949009 : E337ADC6608E0267
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-10-15Oliver KruseC-PRP
M951437/3434729026227185733949009 : E337ADC6608E0267
PRP: Unverified (Reliable)
PRP without proof (small exponent)
2017-09-28Oliver KruseC-PRP
M951437/3434729026227185733949009 : E337ADC6608E0267
PRP: Unverified (Reliable)
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=200000, B2=5000000, E=6
2009-09-19JimBaF-ECM
Factor: 3434729026227185733949009