Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
147107Factored
FactorDigitsBitsDate
86169770163649559921030232582.82009-01-05 14:23:31
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000184 / 1566
Estimated T-Level: 30.6 ⓘ
TF below 2^97 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Gary Gostin5B8F0
Verified (Factored)Amdahl 6 - 19893D255B8F0
Verified (Factored)Brian J. Beesley09DF0860FD255B8F0
Verified (Factored)Eivind Triel09DF0860FD255B8F10853
Verified (Factored)2001-02-18Brian J. Beesley09DF0860FD255B8F28035
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver Kruse8482E758976735801013
Verified2017-10-11kkmrkkblmbrbk8482E7589767358011675113
Verified2020-04-17Oliver KruseD96E0C50C2D787E51707353
Verified2024-02-03Wentao HuangD96E0C50C2D787E512075053
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M147107/8616977016364955992103023 : D96E0C50C2D787E5
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-07LordJuliusNF
no factor from 2^57 to 2^58
2022-03-07LordJuliusNF
no factor from 2^54 to 2^55
2020-04-17Oliver KruseC-PRP
M147107/8616977016364955992103023 : D96E0C50C2D787E5
PRP: Verified
PRP without proof (small exponent)
2017-10-11kkmrkkblmbrbkC-PRP
M147107/8616977016364955992103023 : 8482E75897673580
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M147107/8616977016364955992103023 : 8482E75897673580
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M147107/8616977016364955992103023 : 8482E75897673580
PRP without proof (not generated)
2017-04-22kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2009-01-05axnF-ECM
Factor: 8616977016364955992103023
2008-12-31Sturle SundeNF
no factor from 2^58 to 2^59