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
454351
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
10295593671029.9old
12207756481045035934436572580.02018-12-07 13:04:32
189945912937272976253802287832993.92014-12-07 13:05:26
P-1 factors
DateFactorsB1B2
2014-12-0718994591293727297625380228783
3000000100000000
ECM
DigitsB1Curves
2550000280 / 280
30250000277 / 640
Estimated T-Level: 27.2 ⓘ
TF below 2^85 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-27Oliver Kruse610481E238D54CFC2013
Factored
No proof (small exponent)
2017-10-13Oliver Kruse610481E238D54CFC243860813
Factored
No proof (small exponent)
2017-12-16ATH610481E238D54CFC24628413
Verified
No proof (small exponent)
2018-12-07Oliver Kruse038B430301CF86FD321056253
Verified
No proof (small exponent)
2018-12-08storm5510038B430301CF86FD311408453
History
DateUserTypeResult
2018-12-08storm5510C-PRPM454351/1029559367/18994591293727297625380228783/1220775648104503593443657 : 038B430301CF86FD
2018-12-07Oliver KruseC-PRPM454351/1029559367/18994591293727297625380228783/1220775648104503593443657 : 038B430301CF86FD
2018-12-07TJAOIF-ECMFactor: 1220775648104503593443657
2017-12-16ATHC-PRPM454351/1029559367/18994591293727297625380228783 : 610481E238D54CFC
2017-10-13Oliver KruseC-PRPM454351/1029559367/18994591293727297625380228783 : 610481E238D54CFC
2017-09-27Oliver KruseC-PRPM454351/1029559367/18994591293727297625380228783 : 610481E238D54CFC
2017-09-25Oliver KruseC-PRPM454351/1029559367/18994591293727297625380228783 : 610481E238D54CFC
2014-12-07alpertronF-PM1Factor: 18994591293727297625380228783 / B1=3000000, B2=100000000