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
244457Factored
FactorDigitsBitsDate
23971453431031.2old
4657233422391238.82008-07-21 09:14:50
270105405165638679680202775372994.42020-06-05 16:57:25
ECM
DigitsB1Curves
2550000280 / 280
30250000626 / 640
Estimated T-Level: 29.9
TF below 2^94 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-22Oliver Kruse46151B908DFB9EE62013
Verified (Factored)2017-10-12Oliver Kruse46151B908DFB9EE626100713
Verified (Factored)2017-11-06kkmrkkblmbrbk46151B908DFB9EE625540913
Verified (Factored)2020-04-17Oliver Kruse8EA29DDF55F2E3B127927153
Verified2020-06-06ANONYMOUS8EA29DDF55F2E3B137941653
Verified2020-06-08Luigi Morelli8EA29DDF55F2E3B136528253
History
DateUserTypeResult
2022-04-11Oliver KruseNF-PM1
B1=30000000, B2=10120247026890
2021-07-26Oliver KruseNF-PM1
B1=30000000, B2=3000000000, E=24
2020-06-08Luigi MorelliC-PRP
M244457/2397145343/465723342239/27010540516563867968020277537 : 8EA29DDF55F2E3B1
PRP: Verified
PRP without proof (small exponent)
2020-06-06ANONYMOUSC-PRP
M244457/2397145343/465723342239/27010540516563867968020277537 : 8EA29DDF55F2E3B1
PRP: Verified
PRP without proof (small exponent)
2020-06-05nordiF-ECM
Factor: 27010540516563867968020277537 / (ECM curve 72, B1=250000, B2=25000000, Sigma=5410355260877052)
2020-04-17Oliver KruseC-PRP
M244457/2397145343/465723342239 : 8EA29DDF55F2E3B1
PRP: Verified
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M244457/2397145343/465723342239 : 46151B908DFB9EE6
PRP: Verified
PRP without proof (small exponent)
2017-10-12Oliver KruseC-PRP
M244457/2397145343/465723342239 : 46151B908DFB9EE6
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M244457/2397145343/465723342239 : 46151B908DFB9EE6
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M244457/2397145343/465723342239 : 46151B908DFB9EE6
PRP without proof (not generated)
2008-07-21J FeitsmaF
Factor: 465723342239