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

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MnStatusDetails
10297687Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
798792376729485826833219950446953463172486343142.52023-06-04 23:36:29
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-08-24Seth Chazanoff3D9E6E5C178984BD5115342
Verified (Factored)2003-10-23Miyahara Shuhei3D9E6E5C178984BD1914876
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-06-09Naegi MakotoCFBDEDD5579320A61965369053
P-1 factors
DateFactorB1B2
2023-06-04798792376729485826833219950446953463172486380000008000000
History
DateUserTypeResult
2023-06-09Richard ThomasCERT
PRP Certification
Proof certified good
2023-06-09Naegi MakotoC-PRP
M10297687/7987923767294858268332199504469534631724863 : CFBDEDD5579320A6
PRP proof power = 8
PRP: Verified
Proof certified good
2023-06-05mikrNF-PM1
B1=8000000, B2=25524610650
2023-06-04mikrF-PM1
Factor: 7987923767294858268332199504469534631724863 / (P-1, B1=8000000)
2022-10-02Architects CubedNF
no factor from 2^71 to 2^72
2021-10-01mikrNF
no factor from 2^70 to 2^71
2020-08-03ViliamFNF
no factor from 2^69 to 2^70
2017-12-12ramgeisNF
no factor from 2^68 to 2^69
2017-09-26-Anonymous-NF
no factor from 2^67 to 2^68
2015-12-02VictordeHollanderNF
no factor from 2^66 to 2^67
2015-04-28ThaNF
no factor from 2^65 to 2^66
2013-09-20NesowaNF
no factor from 2^64 to 2^65
2013-05-26NesowaNF-PM1
B1=125000, B2=2531250, E=6