Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
11391641Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
54609321392091398473547592582.22024-05-19 10:03:04
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2002-01-28Loren Keely819371022C8A1B486560880
Verified (Factored)2004-03-26Allen Atwood819371022C8A1B482915719
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-05-26xyuzyz34BAB8A86C98F2C31473000153
P-1 factors
DateFactorB1B2
2024-05-19546093213920913984735475940000003075067710
History
DateUserTypeResult
2024-05-26Paulo JorenteCERT
PRP Certification
Proof certified good
2024-05-26xyuzyzC-PRP
M11391641/5460932139209139847354759 : 34BAB8A86C98F2C3
PRP proof power = 8
PRP: Verified
Proof certified good
2024-05-19MooMoo2F-PM1
Factor: 5460932139209139847354759 / (P-1, B1=4000000, B2=3075067710)
2021-10-31SRBaseNF
no factor from 2^71 to 2^72
2021-08-15SRBaseNF
no factor from 2^70 to 2^71
2021-08-06SRBaseNF
no factor from 2^69 to 2^70
2020-04-04riccardo ubertiNF-PM1
B1=430000, B2=8500000, E=12
2017-12-27ramgeisNF
no factor from 2^68 to 2^69
2017-12-27ramgeisNF
no factor from 2^67 to 2^68
2016-01-04VictordeHollanderNF
no factor from 2^66 to 2^67
2015-05-05NesowaNF
no factor from 2^65 to 2^66
2013-11-17lycornNF
no factor from 2^64 to 2^65