Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
2633023
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
105320921926.7old
658255751929.32008-07-14 20:29:16
5941857062229291549.12014-04-23 10:18:00
ECM
DigitsB1Curves
255000090 / 280
Estimated T-Level: 21.6 ⓘ
TF below 2^67 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-17Oliver KruseC4C478A7E628FE443159757553
Verified
PRP without proof (not generated)
2017-12-02storm5510C4C478A7E628FE44314233753
History
DateUserTypeResult
2019-07-04alpertronNF-PM1B1=2000000, B2=60000000, E=12
2017-12-02storm5510C-PRP
M2633023/105320921/658255751/594185706222929 : C4C478A7E628FE44
2017-10-17Oliver KruseC-PRP
M2633023/105320921/658255751/594185706222929 : C4C478A7E628FE44
2014-04-23TJAOIFFactor: 594185706222929
2008-07-14George WoltmanF-ECMFactor: 658255751