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
44053Factored
FactorDigitsBitsDate
67929727826.0old
48035513071005205993432272.02010-05-26 12:22:24
73936436623146847655273701365578545736119.22020-08-20 16:34:41
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
403000000703 / 4588
Estimated T-Level: 35.8
TF below 2^114 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-21Oliver Kruse42AD7FF0B8D5EA012013
Verified (Factored)2017-10-13kkmrkkblmbrbk42AD7FF0B8D5EA0122460913
Verified (Factored)2020-04-17Oliver Kruse3F0970FFDF5F418222941253
Verified2020-08-21ANONYMOUS3F0970FFDF5F418231301453
Verified2020-08-22fre_games3F0970FFDF5F418232546453
History
DateUserTypeResult
2023-04-18JacobZNF-PM1
B1=820000000, B2=1012781191031610
2021-06-30ATHNF-PP1
Start=2/7, B1=100000000, B2=10000000000
2020-08-22fre_gamesC-PRP
M44053/67929727/4803551307100520599343/739364366231468476552737013655785457 : 3F0970FFDF5F4182
PRP: Verified
PRP without proof (small exponent)
2020-08-21ANONYMOUSC-PRP
M44053/67929727/4803551307100520599343/739364366231468476552737013655785457 : 3F0970FFDF5F4182
PRP: Verified
PRP without proof (small exponent)
2020-08-20James HeinrichF-ECM
Factor: 739364366231468476552737013655785457 / (ECM curve 2, B1=1000000, B2=100000000, Sigma=2888095851995977)
2020-04-17Oliver KruseC-PRP
M44053/67929727/4803551307100520599343 : 3F0970FFDF5F4182
PRP: Verified
PRP without proof (small exponent)
2017-10-13kkmrkkblmbrbkC-PRP
M44053/67929727/4803551307100520599343 : 42AD7FF0B8D5EA01
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M44053/67929727/4803551307100520599343 : 42AD7FF0B8D5EA01
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M44053/67929727/4803551307100520599343 : 42AD7FF0B8D5EA01
PRP without proof (not generated)
2016-09-23kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2010-05-26James HintzF-ECM
Factor: 4803551307100520599343