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
715679Factored
FactorDigitsBitsDate
292295212498571444.7old
458142190165147002923092739775255134111.82022-12-29 14:59:52
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 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
Verified (Factored)2017-09-27Oliver Kruse4141FEE71DDB795A1013
Verified (Factored)2017-09-28Oliver Kruse4141FEE71DDB795A1013
Verified (Factored)2017-11-09kkmrkkblmbrbk4141FEE71DDB795A135617313
Verified (Factored)2020-04-20Oliver KruseE14078CAB3CFF54D114783853
Verified2022-12-31LordJuliusE14078CAB3CFF54D267322653
P-1 factors
DateFactorB1B2
2022-12-29458142190165147002923092739775255115000004090044420
History
DateUserTypeResult
2022-12-31nranksCERT
PRP Certification
Proof certified good
2022-12-31LordJuliusC-PRP
M715679/29229521249857/4581421901651470029230927397752551 : E14078CAB3CFF54D
PRP proof power = 6
PRP: Verified
Proof certified good
2022-12-29USAFSSF-PM1
Factor: 4581421901651470029230927397752551 / (P-1, B1=1500000, B2=4090044420)
2020-04-20Oliver KruseC-PRP
M715679/29229521249857 : E14078CAB3CFF54D
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-11-09kkmrkkblmbrbkC-PRP
M715679/29229521249857 : 4141FEE71DDB795A
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-28Oliver KruseC-PRP
M715679/29229521249857 : 4141FEE71DDB795A
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-27Oliver KruseC-PRP
M715679/29229521249857 : 4141FEE71DDB795A
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12