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
892189Factored
FactorDigitsBitsDate
24981292011031.2old
297577275210471444.82008-08-26 19:52:37
101635631455653697212063.12016-01-29 11:41:36
1524529717089712330474044172787.02024-03-25 12:17:02
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8 ⓘ
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-10-05Oliver KruseF1C847457648414A3013
Verified (Factored)2017-10-14Oliver KruseF1C847457648414A338539313
Verified (Factored)2017-12-19ATHF1C847457648414A360344913
Verified (Factored)2020-04-23Oliver Kruse0657AE0290D2292D358043753
Verified2024-03-25Anton Tsvetkov0657AE0290D2292D413045953
P-1 factors
DateFactorB1B2
2024-03-25152452971708971233047404417800000010086122970
History
DateUserTypeResult
2024-03-25yakmanCERT
PRP Certification
Proof certified good
2024-03-25Anton TsvetkovC-PRP
M892189/2498129201/29757727521047/10163563145565369721/152452971708971233047404417 : 0657AE0290D2292D
PRP proof power = 6
PRP: Verified
Proof certified good
2024-03-25Anton TsvetkovF-PM1
Factor: 152452971708971233047404417 / (P-1, B1=8000000, B2=10086122970)
2020-04-23Oliver KruseC-PRP
M892189/2498129201/29757727521047/10163563145565369721 : 0657AE0290D2292D
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-12-19ATHC-PRP
M892189/2498129201/29757727521047/10163563145565369721 : F1C847457648414A
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-14Oliver KruseC-PRP
M892189/2498129201/29757727521047/10163563145565369721 : F1C847457648414A
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-05Oliver KruseC-PRP
M892189/2498129201/29757727521047/10163563145565369721 : F1C847457648414A
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M892189/2498129201/29757727521047/10163563145565369721 : F1C847457648414A
PRP without proof (not generated)
2016-03-17alpertronNF-PM1
B1=300000, B2=10000000, E=12
2016-01-29TJAOIF-ECM
Factor: 10163563145565369721 / (ECM curve 1, B1=50000, B2=5000000)
2008-08-26-Anonymous-F
Factor: 29757727521047