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
229711Factored
FactorDigitsBitsDate
48239311825.5old
222819671927.72008-07-21 09:14:26
22151697891911341.02008-07-21 09:14:26
376802200245599111755.12014-07-28 15:39:02
3855973260681574871858.42014-07-28 15:39:03
1566525283614208811512167.12014-07-28 15:39:03
1251399341861064911387692476.72014-07-28 15:39:03
23683423568176938861535577984579333107.52017-01-22 15:55:51
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001316 / 1566
Estimated T-Level: 34.2
TF below 2^109 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-22Oliver KruseB424505EBB74A0578013
Verified2017-10-16Oliver KruseB424505EBB74A057822950513
Verified2017-11-06kkmrkkblmbrbkB424505EBB74A057813378013
Verified2020-04-17Oliver Kruse8B9E8F5AE5153C7D81686153
Verified2024-02-03Wentao Huang8B9E8F5AE5153C7D812148253
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M229711/48239311/2215169789191/222819671/37680220024559911/156652528361420881151/385597326068157487/125139934186106491138769/236834235681769388615355779845793 : 8B9E8F5AE5153C7D
PRP proof power = 5
PRP: Verified
Proof certified good
2022-11-20LordJuliusNF
no factor from 2^66 to 2^67
2022-11-17LordJuliusNF
no factor from 2^65 to 2^66
2022-11-17LordJuliusNF
no factor from 2^64 to 2^65
2022-04-25LordJuliusNF
no factor from 2^63 to 2^64
2022-04-25LordJuliusNF
no factor from 2^62 to 2^63
2022-04-25LordJuliusNF
no factor from 2^61 to 2^62
2022-04-25LordJuliusNF
no factor from 2^60 to 2^61
2022-04-25LordJuliusNF
no factor from 2^59 to 2^60
2021-05-06Seth_TrNF-PM1
B1=1000000000, B2=231000000000
2021-03-18Seth_TrNF-PM1
B1=200000000, B2=36200000000
2021-03-10Seth_TrNF-PM1
B1=50000000, B2=8150000000
2021-03-10Seth_TrNF-PM1
B1=20000000, B2=2820000000
2020-04-17Oliver KruseC-PRP
M229711/48239311/222819671/2215169789191/37680220024559911/385597326068157487/156652528361420881151/125139934186106491138769/236834235681769388615355779845793 : 8B9E8F5AE5153C7D
PRP: Verified
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M229711/48239311/222819671/2215169789191/37680220024559911/385597326068157487/156652528361420881151/125139934186106491138769/236834235681769388615355779845793 : B424505EBB74A057
PRP: Verified
PRP without proof (small exponent)
2017-10-16Oliver KruseC-PRP
M229711/48239311/2215169789191/222819671/37680220024559911/156652528361420881151/385597326068157487/125139934186106491138769/236834235681769388615355779845793 : B424505EBB74A057
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M229711/known_factors : B424505EBB74A057
PRP without proof (not generated)
2017-01-22Ismo LaitelaF-ECM
Factor: 236834235681769388615355779845793 / (ECM curve 233, B1=250000, B2=50000000)
2014-07-28TJAOIF-ECM
Factor: 125139934186106491138769
2014-07-28TJAOIF-ECM
Factor: 385597326068157487
2014-07-28TJAOIF-ECM
Factor: 156652528361420881151
2014-07-28TJAOIF-ECM
Factor: 37680220024559911
2008-07-21J FeitsmaF
Factor: 222819671
2008-07-21J FeitsmaF
Factor: 2215169789191