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

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MnStatusDetails
2594989Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
44166712791032.0old
10892419825297131650.02008-09-30 14:37:16
6733208369615132248921414632789.12024-04-04 16:19:19
ECM
DigitsB1Curves
2550000162 / 280
Estimated T-Level: 22.9
TF below 2^71 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-15Oliver KruseB5D72FEC6EE937D92326553
Verified (Factored)2017-12-02kkmrkkblmbrbkB5D72FEC6EE937D9284994353
Verified2024-04-04Ducho_YYZB5D72FEC6EE937D93235499353
History
DateUserTypeResult
2024-04-04ChuckCERT
PRP Certification
Proof certified good
2024-04-04Ducho_YYZC-PRP
M2594989/4416671279/1089241982529713/673320836961513224892141463 : B5D72FEC6EE937D9
PRP proof power = 7
PRP: Verified
Proof certified good
2024-04-04Ducho_YYZF-ECM
Factor: 673320836961513224892141463 / (ECM curve 30, B1=50000, B2=38914785, Edwards Sigma=1429244079519872)
2022-09-24USAFSSNF-PM1
B1=300000, B2=313610220
2017-12-02kkmrkkblmbrbkC-PRP
M2594989/4416671279/1089241982529713 : B5D72FEC6EE937D9
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-15Oliver KruseC-PRP
M2594989/4416671279/1089241982529713 : B5D72FEC6EE937D9
PRP: Verified (Factored)
PRP without proof (not generated)
2008-09-30markrF
Factor: 1089241982529713