Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
2629969Factored
FactorDigitsBitsDate
11381647075635997014732269.92014-04-03 13:28:24
ECM
DigitsB1Curves
25500009 / 280
Estimated T-Level: 20.2 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)1998-04-11Kevin D. Quitt4C5C3DB3F470DD750
Verified (Factored)1999-04-02Bruce Mitchell4C5C3DB3F470DD752400180
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-17Oliver Kruse18ABEB93ABB0060B1139055553
Verified2017-12-02storm551018ABEB93ABB0060B1212978653
History
DateUserTypeResult
2019-07-04alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-12-02storm5510C-PRP
M2629969/1138164707563599701473 : 18ABEB93ABB0060B
PRP: Verified
PRP without proof (not generated)
2017-10-17Oliver KruseC-PRP
M2629969/1138164707563599701473 : 18ABEB93ABB0060B
PRP: Verified
PRP without proof (not generated)
2014-04-03Never Odd Or EvenF
Factor: 1138164707563599701473 / TF: 69-70
2014-03-08Never Odd Or EvenNF
no factor from 2^69 to 2^70
2014-03-08Never Odd Or EvenNF
no factor from 2^68 to 2^69
2014-03-08Never Odd Or EvenNF
no factor from 2^67 to 2^68
2014-03-08Never Odd Or EvenNF
no factor from 2^66 to 2^67
2014-03-08Never Odd Or EvenNF
no factor from 2^65 to 2^66
2013-10-19David CampeauNF
no factor from 2^64 to 2^65