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
2017403Factored
FactorDigitsBitsDate
149287823927.2old
161392241927.32008-07-15 07:49:23
2775391910708846631857.92015-07-29 11:18:05
306090201843989830075612374.72022-06-24 04:25:12
1907502727172084516927512477.32023-05-29 08:17:51
ECM
DigitsB1Curves
2550000280 / 280
30250000114 / 640
Estimated T-Level: 25.9 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-10-05Oliver Kruse82B1182D18E93A6E3013
Verified (Factored)2017-11-13kkmrkkblmbrbk82B1182D18E93A6E367687613
Verified (Factored)2022-07-07matzetoni6D4378AA27276696482848653
Verified (Factored)2022-07-21 some-students6D4378AA27276696453951553
Verified (Factored)2022-07-27Ember_Edison6D4378AA27276696465177753
Verified2023-05-29Naegi Makoto6D4378AA272766965104478753
History
DateUserTypeResult
2023-05-29Martin ChristensenCERT
PRP Certification
Proof certified good
2023-05-29Naegi MakotoC-PRP
M2017403/149287823/161392241/277539191070884663/30609020184398983007561/190750272717208451692751 : 6D4378AA27276696
PRP proof power = 7
PRP: Verified
Proof certified good
2023-05-29TJAOIF-ECM
Factor: 190750272717208451692751 / (ECM curve 37, B1=250000, B2=40000000, Sigma=8246462931395086)
2022-07-27GIMPS-PRIMCERT
PRP Certification
Proof certified good
2022-07-27Ember_EdisonC-PRP
M2017403/149287823/161392241/277539191070884663/30609020184398983007561 : 6D4378AA27276696
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-07-25James HeinrichCERT
PRP Certification
Proof certified good
2022-07-21 some-studentsC-PRP
M2017403/149287823/161392241/277539191070884663/30609020184398983007561 : 6D4378AA27276696
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-07-13Rvn78CERT
PRP Certification
Proof certified good
2022-07-07matzetoniC-PRP
M2017403/149287823/161392241/277539191070884663/30609020184398983007561 : 6D4378AA27276696
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2022-06-24debrouxlF-ECM
Factor: 30609020184398983007561 / (ECM curve 4, B1=50000, B2=4700000, Sigma=3596001261171989)
2017-11-13kkmrkkblmbrbkC-PRP
M2017403/149287823/161392241/277539191070884663 : 82B1182D18E93A6E
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-05Oliver KruseC-PRP
M2017403/149287823/161392241/277539191070884663 : 82B1182D18E93A6E
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=500000, B2=15000000, E=12
2015-07-29TJAOIF
Factor: 277539191070884663 / TF: 57-58
2008-07-15J FeitsmaF
Factor: 161392241