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

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MnStatusDetails
1006063Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
123303081291133.5old
661675320345605991755.92010-10-24 05:27:34
1044775446269473611856.52010-10-24 05:27:34
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.
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2025-09-01KrieselB9E4218CD3CA232A013
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-05Oliver Kruse0A1A9522D2EE16843013
Verified2017-10-15Oliver Kruse0A1A9522D2EE1684382377113
Verified2017-12-26ATH0A1A9522D2EE1684313101313
History
DateUserTypeResult
2025-09-01ANONYMOUSCERT
PRP Certification
CERT proof power = 6
Proof certified good
2025-09-01KrieselC-PRP
B9E4218CD3CA232A
PRP proof power = 6
PRP: Verified (Factored)
Proof certified good
2021-06-14ViliamFNF-PM1
B1=10000000, B2=1110000000
2017-12-26ATHC-PRP
M1006063/12330308129/66167532034560599/104477544626947361 : 0A1A9522D2EE1684
PRP: Verified
PRP without proof (not generated)
2017-10-15Oliver KruseC-PRP
M1006063/12330308129/66167532034560599/104477544626947361 : 0A1A9522D2EE1684
PRP: Verified
PRP without proof (not generated)
2017-10-05Oliver KruseC-PRP
M1006063/12330308129/66167532034560599/104477544626947361 : 0A1A9522D2EE1684
PRP: Verified
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M1006063/12330308129/66167532034560599/104477544626947361 : 0A1A9522D2EE1684
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=300000, B2=10000000, E=12
2010-10-24Michael CF-ECM
Factor: 104477544626947361
2010-10-24Michael CF-ECM
Factor: 66167532034560599