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:





MnDetails
12433
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
95462314631033.2old
57240212074300546743112272.32008-08-29 02:24:30
17615015894656094654236359626547223957178108945147.02023-05-11 11:25:43
P-1 factors
DateFactorsB1B2
2023-05-11176150158946560946542363596265472239571781089
100000000000120417199046794656
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001485 / 9201
Estimated T-Level: 40.8 ⓘ
TF below 2^131 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-21Oliver KruseA6DBC4C4A71412CE2013
Factored
No proof (small exponent)
2017-10-12kkmrkkblmbrbkA6DBC4C4A71412CE21063313
Factored
No proof (small exponent)
2020-04-17Oliver Kruse5E625FE4045359692895853
Verified
No proof (small exponent)
2023-05-11Anton Repko5E625FE4045359693256053
Verified
No proof (small exponent)
2023-05-11retsu5E625FE4045359693705953
Verified
No proof (small exponent)
2023-05-11retsuBDDB2DD36419A8273149555
Verified
No proof (small exponent)
2023-05-11retsuBDDB2DD36419A8273724155
Verified
No proof (small exponent)
2023-05-11retsu5ED92C7D184EE25E3845957
Verified
No proof (small exponent)
2023-05-11retsu5ED92C7D184EE25E31048757
History
DateUserTypeResult
2025-03-05masserNF-PP1Start=197/53, B1=430000000, B2=429570000000
2025-02-23masserNF-PP1Start=6/5, B1=430000000, B2=429570000000
2025-01-19masserNF-PP1Start=2/7, B1=430000000, B2=429570000000
2023-05-11retsuC-PRPERROR PARSING RESULT
2023-05-11retsuC-PRPERROR PARSING RESULT
2023-05-11retsuC-PRPERROR PARSING RESULT
2023-05-11retsuC-PRPERROR PARSING RESULT
2023-05-11retsuC-PRPM12433/9546231463/5724021207430054674311/176150158946560946542363596265472239571781089 : 5E625FE404535969
2023-05-11Anton RepkoC-PRPM12433/9546231463/5724021207430054674311/176150158946560946542363596265472239571781089 : 5E625FE404535969
2023-05-11Anton RepkoF-PM1Factor: 176150158946560946542363596265472239571781089 / B1=100000000000, B2=120417199046794650
2020-04-17Oliver KruseC-PRPM12433/9546231463/5724021207430054674311 : 5E625FE404535969
2017-10-12kkmrkkblmbrbkC-PRPM12433/9546231463/5724021207430054674311 : A6DBC4C4A71412CE
2017-09-21Oliver KruseC-PRPM12433/9546231463/5724021207430054674311 : A6DBC4C4A71412CE
2017-09-21Oliver KruseC-PRPM12433/9546231463/5724021207430054674311 : A6DBC4C4A71412CE
2016-09-09kkmrkkblmbrbkNF-PM1B1=100000000, B2=10000000000, E=12
2008-08-29-anonymous-F-ECMFactor: 5724021207430054674311