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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
2132947Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
60746330571032.5old
5996572850272335276775843212789.02024-10-04 08:43:15
ECM
DigitsB1Curves
2550000280 / 280
30250000176 / 640
Estimated T-Level: 26.4
TF below 2^83 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-08Oliver KruseC7BF05D21EC9A37B1013
Verified (Factored)2017-11-18kkmrkkblmbrbkC7BF05D21EC9A37B1176197813
Verified2024-10-04Naegi Makoto56169C043AEB47A12148067153
History
DateUserTypeResult
2024-10-04Jon PaceCERT
PRP Certification
Proof certified good
2024-10-04Naegi MakotoC-PRP
M2132947/6074633057/599657285027233527677584321 : 56169C043AEB47A1
PRP proof power = 7
PRP: Verified
Proof certified good
2024-10-04TJAOIF-ECM
Factor: 599657285027233527677584321 / (ECM curve 25, B1=250000, B2=251325195, Edwards Sigma=8815396901980943)
2017-11-18kkmrkkblmbrbkC-PRP
M2132947/6074633057 : C7BF05D21EC9A37B
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-08Oliver KruseC-PRP
M2132947/6074633057 : C7BF05D21EC9A37B
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-21alpertronNF-PM1
B1=500000, B2=15000000, E=12