Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
3604763Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
4700394666231238.8old
241432102021191444.52008-09-30 21:29:44
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-11-10Oliver KruseE2C63757A8DCFE812263419453
Verified2017-12-18kkmrkkblmbrbkE2C63757A8DCFE812187408853
History
DateUserTypeResult
2022-05-23JossNF-PM1
B1=100000, B2=130364850
2022-03-22JossNF-PM1
B1=100000
2022-03-04JossNF-PM1
B1=90000
2017-12-18kkmrkkblmbrbkC-PRP
M3604763/470039466623/24143210202119 : E2C63757A8DCFE81
PRP: Verified
PRP without proof (not generated)
2017-11-10Oliver KruseC-PRP
M3604763/470039466623/24143210202119 : E2C63757A8DCFE81
PRP: Verified
PRP without proof (not generated)
2008-09-30markrF
Factor: 24143210202119