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
214943Factored
FactorDigitsBitsDate
429887618.7old
49027049618570891652.12014-07-28 15:25:57
30797410581022443914789772581.32016-04-01 10:49:20
84462425841612898724671319969803719274339129.32022-02-25 18:19:58
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000243 / 1566
Estimated T-Level: 30.8 ⓘ
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-09-22Oliver Kruse2AC2BF7D52E130083013
Verified (Factored)2017-10-12kkmrkkblmbrbk2AC2BF7D52E1300839628613
Verified (Factored)2020-04-17Oliver Kruse696EBE7CD233DB8D35928653
Verified2022-02-26LordJulius696EBE7CD233DB8D416999153
Verified2022-02-26Oliver Kruse696EBE7CD233DB8D44640953
Verified (Factored)2022-05-12Jorge Coveiro696EBE7CD233DB8D11833053
Verified2023-08-03USAFSS696EBE7CD233DB8D418383253
P-1 factors
DateFactorB1B2
2022-02-258446242584161289872467131996980371927433000000010070832992220
History
DateUserTypeResult
2023-08-03curtiscCERT
PRP Certification
Proof certified good
2023-08-03USAFSSC-PRP
M214943/429887/4902704961857089/3079741058102244391478977/844624258416128987246713199698037192743 : 696EBE7CD233DB8D
PRP proof power = 5
PRP: Verified
Proof certified good
2022-05-12Jorge CoveiroC-PRP
M214943/429887 : 696EBE7CD233DB8D
PRP proof power = 5
PRP: Verified (Factored)
PRP proof never uploaded
2022-02-26ec14CERT
PRP Certification
Proof certified good
2022-02-26Oliver KruseC-PRP
M214943/429887/4902704961857089/3079741058102244391478977/844624258416128987246713199698037192743 : 696EBE7CD233DB8D
PRP proof power = 5
PRP: Verified
Proof certified good
2022-02-26YjagerCERT
PRP Certification
Proof certified good
2022-02-26LordJuliusC-PRP
M214943/429887/4902704961857089/3079741058102244391478977/844624258416128987246713199698037192743 : 696EBE7CD233DB8D
PRP proof power = 5
PRP: Verified
Proof certified good
2022-02-25Oliver KruseF-PM1
Factor: 844624258416128987246713199698037192743 / (P-1, B1=30000000, B2=10070832992220)
2021-12-03fbaurNF-PP1
Start=2/7, B1=150000000, B2=12600000000
2021-05-24Oliver KruseNF-PM1
B1=30000000, B2=3000000000
2020-04-17Oliver KruseC-PRP
M214943/429887/4902704961857089/3079741058102244391478977 : 696EBE7CD233DB8D
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M214943/429887/4902704961857089/3079741058102244391478977 : 2AC2BF7D52E13008
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M214943/known_factors : 2AC2BF7D52E13008
PRP without proof (not generated)
2016-04-01TJAOIF-ECM
Factor: 3079741058102244391478977
2014-07-28TJAOIF
Factor: 4902704961857089