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
4016119Factored
FactorDigitsBitsDate
232934903927.8old
87471071831033.02008-09-07 21:14:19
5178537211294369800472168.82022-08-13 13:04:35
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-11-13Oliver Kruse05552A7EC92BBB3D2326021053
Verified (Factored)2017-12-20kkmrkkblmbrbk05552A7EC92BBB3D2216304253
Verified2022-08-13Cong Shengzhuo05552A7EC92BBB3D3202728053
Verified2022-08-13LordJulius05552A7EC92BBB3D3324111253
P-1 factors
DateFactorB1B2
2022-08-13517853721129436980047180000180000
History
DateUserTypeResult
2022-08-14USAFSSNF-PM1
B1=270000, B2=141486240
2022-08-13Evans PaschalCERT
PRP Certification
Proof certified good
2022-08-13LordJuliusC-PRP
M4016119/232934903/8747107183/517853721129436980047 : 05552A7EC92BBB3D
PRP proof power = 7
PRP: Verified
Proof certified good
2022-08-13bonnenbergerCERT
PRP Certification
Proof certified good
2022-08-13Cong ShengzhuoC-PRP
M4016119/232934903/8747107183/517853721129436980047 : 05552A7EC92BBB3D
PRP proof power = 7
PRP: Verified
Proof certified good
2022-08-13USAFSSF-PM1
Factor: 517853721129436980047 / (P-1, B1=180000)
2017-12-20kkmrkkblmbrbkC-PRP
M4016119/232934903/8747107183 : 05552A7EC92BBB3D
PRP: Verified (Factored)
PRP without proof (not generated)
2017-11-13Oliver KruseC-PRP
M4016119/232934903/8747107183 : 05552A7EC92BBB3D
PRP: Verified (Factored)
PRP without proof (not generated)
2008-09-07Will EdgingtonF
Factor: 8747107183