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
1777109Factored
FactorDigitsBitsDate
24879527824.6old
19619283371030.92008-07-15 07:46:29
241544655291134.52008-07-15 07:46:29
30588275409431341.52008-07-15 07:46:29
ECM
DigitsB1Curves
2550000280 / 280
30250000107 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-05Oliver Kruse5D5502DCB8BDBFF74013
Verified2017-11-10kkmrkkblmbrbk5D5502DCB8BDBFF7452271813
History
DateUserTypeResult
2017-11-10kkmrkkblmbrbkC-PRP
M1777109/24879527/1961928337/24154465529/3058827540943 : 5D5502DCB8BDBFF7
PRP: Verified
PRP without proof (not generated)
2017-10-05Oliver KruseC-PRP
M1777109/24879527/1961928337/24154465529/3058827540943 : 5D5502DCB8BDBFF7
PRP: Verified
PRP without proof (not generated)
2017-10-03Oliver KruseC-PRP
M1777109/24879527/1961928337/24154465529/3058827540943 : 5D5502DCB8BDBFF7
PRP without proof (not generated)
2016-03-16alpertronNF-PM1
B1=500000, B2=15000000, E=12
2008-07-15J FeitsmaF
Factor: 3058827540943
2008-07-15J FeitsmaF
Factor: 24154465529
2008-07-15J FeitsmaF
Factor: 1961928337