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
150959Factored
FactorDigitsBitsDate
80603722804435225911962.82008-01-13 11:03:43
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000230 / 1566
Estimated T-Level: 30.7 ⓘ
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver Kruse41D47DBA142BA0471013
Verified2017-10-11kkmrkkblmbrbk41D47DBA142BA0471964513
Verified2020-04-17Oliver KruseCD0B2DEDC1DF5EAF110644553
Verified2024-02-03Wentao HuangCD0B2DEDC1DF5EAF14798853
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M150959/8060372280443522591 : CD0B2DEDC1DF5EAF
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-07LordJuliusNF
no factor from 2^54 to 2^55
2021-07-04ATHNF-PP1
Start=2/7, B1=50000000, B2=5000000000
2020-04-17Oliver KruseC-PRP
M150959/8060372280443522591 : CD0B2DEDC1DF5EAF
PRP: Verified
PRP without proof (small exponent)
2017-10-11kkmrkkblmbrbkC-PRP
M150959/8060372280443522591 : 41D47DBA142BA047
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M150959/8060372280443522591 : 41D47DBA142BA047
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M150959/8060372280443522591 : 41D47DBA142BA047
PRP without proof (not generated)
2016-10-31kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2008-01-13Team_BunduF-ECM
Factor: 8060372280443522591