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
222317Factored
FactorDigitsBitsDate
226938745194927790838179432684.22007-09-17 09:17:49
ECM
DigitsB1Curves
2550000280 / 280
30250000529 / 640
Estimated T-Level: 29.1 ⓘ
TF below 2^92 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-09-22Oliver KruseA1599159F9F3BFB11013
Verified2017-09-22Oliver KruseA1599159F9F3BFB11013
Verified2017-11-06kkmrkkblmbrbkA1599159F9F3BFB1117707713
Verified2020-04-17Oliver Kruse98B569AF2BA9C65D114960253
Verified2024-02-03Wentao Huang98B569AF2BA9C65D16720653
History
DateUserTypeResult
2024-02-03slaurCERT
PRP Certification
Proof certified good
2024-02-03Wentao HuangC-PRP
M222317/22693874519492779083817943 : 98B569AF2BA9C65D
PRP proof power = 5
PRP: Verified
Proof certified good
2022-03-09Oliver KruseNF-PM1
B1=30000000, B2=10070832992220
2022-03-07LordJuliusNF
no factor from 2^54 to 2^55
2021-06-24Oliver KruseNF-PM1
B1=30000000, B2=3000000000
2020-04-17Oliver KruseC-PRP
M222317/22693874519492779083817943 : 98B569AF2BA9C65D
PRP: Verified
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M222317/22693874519492779083817943 : A1599159F9F3BFB1
PRP: Verified
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M222317/22693874519492779083817943 : A1599159F9F3BFB1
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M222317/22693874519492779083817943 : A1599159F9F3BFB1
PRP: Verified
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M222317/22693874519492779083817943 : A1599159F9F3BFB1
PRP without proof (not generated)
2007-09-17Chad DavisF-ECM
Factor: 22693874519492779083817943