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
2364991Factored
FactorDigitsBitsDate
645593097894507264707112375.8old
2058789158937685694226732477.42022-12-04 10:35:46
ECM
DigitsB1Curves
255000062 / 280
Estimated T-Level: 21.1
TF below 2^65 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)John LloydA6E3B8A7C1AEB6CB0
Verified (Factored)1999-07-27Eric StrandA6E3B8A7C1AEB6CB1854961
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-12Oliver KruseA7EC639DD9F5AE851231598453
Verified (Factored)2017-11-25kkmrkkblmbrbkA7EC639DD9F5AE85135944353
Verified2022-12-10Funky WaddleA7EC639DD9F5AE852173811253
History
DateUserTypeResult
2022-12-10LookASCERT
PRP Certification
Proof certified good
2022-12-10Funky WaddleC-PRP
M2364991/64559309789450726470711/205878915893768569422673 : A7EC639DD9F5AE85
PRP proof power = 7
PRP: Verified
Proof certified good
2022-12-04_p95holder_F-ECM
Factor: 205878915893768569422673 / (ECM curve 4, B1=50000, B2=5000000)
2018-04-27alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-11-25kkmrkkblmbrbkC-PRP
M2364991/64559309789450726470711 : A7EC639DD9F5AE85
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-12Oliver KruseC-PRP
M2364991/64559309789450726470711 : A7EC639DD9F5AE85
PRP: Verified (Factored)
PRP without proof (not generated)