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
3510811Factored
FactorDigitsBitsDate
183474982871134.1old
1011915860495774171856.52015-04-08 11:07:43
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
Verified2017-11-07kkmrkkblmbrbk64C6F66190BD93FA2333841253
Verified2017-11-24Oliver Kruse64C6F66190BD93FA2141240053
History
DateUserTypeResult
2022-09-09JossNF-PM1
B1=1000000, B2=233218440
2022-06-02LordJuliusNF
no factor from 2^66 to 2^67
2022-06-02LordJuliusNF
no factor from 2^65 to 2^66
2022-06-02LordJuliusNF
no factor from 2^64 to 2^65
2022-06-02LordJuliusNF
no factor from 2^63 to 2^64
2022-06-02LordJuliusNF
no factor from 2^62 to 2^63
2022-05-30Magallan3sF
Factor: 18347498287 / TF: 1-60
2022-05-30Magallan3sF
Factor: 101191586049577417 / TF: 1-60
2022-04-24JossNF-PM1
B1=1000000, B2=145208700
2022-01-31JossNF
no factor from 2^67 to 2^68
2020-10-09JossNF-PM1
B1=351081, B2=3510811, E=6
2017-11-24Oliver KruseC-PRP
M3510811/18347498287/101191586049577417 : 64C6F66190BD93FA
PRP: Verified
PRP without proof (not generated)
2017-11-07kkmrkkblmbrbkC-PRP
M3510811/18347498287/101191586049577417 : 64C6F66190BD93FA
PRP: Verified
PRP without proof (not generated)
2015-04-08TJAOIF
Factor: 101191586049577417 / TF: 56-57