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

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MnStatusDetails
2132563Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
11089327611030.0old
2593396693295855550997554732787.72024-08-30 09:29:29
ECM
DigitsB1Curves
2550000280 / 280
30250000162 / 640
Estimated T-Level: 26.3
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-08Oliver Kruse6555DACC72BE16281013
Verified (Factored)2017-11-18kkmrkkblmbrbk6555DACC72BE16281172243213
Verified2024-08-31Naegi Makoto42775023C4BB92442102270153
History
DateUserTypeResult
2024-08-31Luke DurantCERT
PRP Certification
Proof certified good
2024-08-31Naegi MakotoC-PRP
M2132563/1108932761/259339669329585555099755473 : 42775023C4BB9244
PRP proof power = 7
PRP: Verified
Proof certified good
2024-08-30TJAOIF-ECM
Factor: 259339669329585555099755473 / (ECM curve 57, B1=250000, B2=251325195, Edwards Sigma=7392358159507397)
2017-11-18kkmrkkblmbrbkC-PRP
M2132563/1108932761 : 6555DACC72BE1628
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-08Oliver KruseC-PRP
M2132563/1108932761 : 6555DACC72BE1628
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-21alpertronNF-PM1
B1=500000, B2=15000000, E=12