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
1965239Factored
FactorDigitsBitsDate
94331473826.5old
11393325293531514441033372579.92022-05-26 21:43:08
ECM
DigitsB1Curves
2550000280 / 280
3025000057 / 640
Estimated T-Level: 25.4
TF below 2^80 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-05Oliver Kruse3C594C44D04AD5C71013
Verified (Factored)2017-11-12kkmrkkblmbrbk3C594C44D04AD5C7119061313
Verified2022-05-28_p95holder_C518334DD00E02482184185453
Verified2022-06-01XZTC518334DD00E02482170430653
History
DateUserTypeResult
2023-10-15USAFSSNF-PM1
B1=672000, B2=647447724
2022-08-12USAFSSNF-PM1
B1=132000, B2=134381520
2022-06-01curtiscCERT
PRP Certification
Proof certified good
2022-06-01XZTC-PRP
M1965239/94331473/1139332529353151444103337 : C518334DD00E0248
PRP proof power = 7
PRP: Verified
Proof certified good
2022-05-28_p95holder_C-PRP
M1965239/94331473/1139332529353151444103337 : C518334DD00E0248
PRP: Verified
PRP without proof (not generated)
2022-05-26_p95holder_F-ECM
Factor: 1139332529353151444103337 / (ECM curve 3, B1=50000, B2=5000000)
2017-11-12kkmrkkblmbrbkC-PRP
M1965239/94331473 : 3C594C44D04AD5C7
PRP: Verified
PRP without proof (not generated)
2017-10-05Oliver KruseC-PRP
M1965239/94331473 : 3C594C44D04AD5C7
PRP: Verified
PRP without proof (not generated)