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
132523Factored
FactorDigitsBitsDate
4505783722.1old
24649279824.62008-07-26 12:48:57
78117558875691342.82008-07-26 12:48:57
311582129967771444.82008-07-26 12:48:57
3729968016175371548.42009-03-05 15:09:25
7316375851594575253432169.32016-02-26 13:28:16
3876725687410688775646732478.42008-08-26 20:12:20
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000291 / 1566
Estimated T-Level: 30.9 ⓘ
TF below 2^98 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver Kruse7302011BB59CC1247013
Verified2017-10-09Chang Chia-Tche7302011BB59CC1247013
Verified2017-10-13kkmrkkblmbrbk7302011BB59CC124710528613
Verified2020-04-17Oliver Kruse70F470C8B58C58B177049153
Verified2024-02-03Wentao Huang70F470C8B58C58B1711772953
History
DateUserTypeResult
2024-02-03Naegi MakotoCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M132523/4505783/24649279/31158212996777/7811755887569/387672568741068877564673/372996801617537/731637585159457525343 : 70F470C8B58C58B1
PRP proof power = 5
PRP: Verified
Proof certified good
2022-12-08LordJuliusNF
no factor from 2^65 to 2^66
2022-12-08LordJuliusNF
no factor from 2^64 to 2^65
2022-12-08LordJuliusNF
no factor from 2^63 to 2^64
2022-12-08LordJuliusNF
no factor from 2^62 to 2^63
2022-12-08LordJuliusNF
no factor from 2^61 to 2^62
2022-12-08LordJuliusNF
no factor from 2^60 to 2^61
2022-12-08LordJuliusNF
no factor from 2^59 to 2^60
2022-12-08LordJuliusNF
no factor from 2^58 to 2^59
2021-04-26Seth_TrNF-PM1
B1=1000000000, B2=231000000000
2021-04-19Seth_TrNF-PM1
B1=400000000, B2=80400000000
2021-03-16Seth_TrNF-PM1
B1=200000000, B2=36200000000
2020-04-17Oliver KruseC-PRP
M132523/4505783/24649279/7811755887569/31158212996777/372996801617537/731637585159457525343/387672568741068877564673 : 70F470C8B58C58B1
PRP: Verified
PRP without proof (small exponent)
2017-10-13kkmrkkblmbrbkC-PRP
M132523/4505783/24649279/7811755887569/31158212996777/372996801617537/731637585159457525343/387672568741068877564673 : 7302011BB59CC124
PRP: Verified
PRP without proof (not generated)
2017-10-09Chang Chia-TcheC-PRP
M132523/known_factors : 7302011BB59CC124
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M132523/known_factors : 7302011BB59CC124
PRP without proof (not generated)
2017-03-31kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2016-02-26TJAOIF-ECM
Factor: 731637585159457525343
2009-03-05-Anonymous-F
Factor: 372996801617537
2008-08-26-Anonymous-F-ECM
Factor: 387672568741068877564673
2008-07-26J FeitsmaF
Factor: 7811755887569
2008-07-26J FeitsmaF
Factor: 31158212996777
2008-07-26J FeitsmaF
Factor: 24649279