Marin Mersenne 2^P-1
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MnStatusDetails
16335013Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
3648176399909809216677248472788.22022-03-17 17:32:26
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2002-11-09C. Cooper / S. Boone1B6C5DEB3D7161BD8024812
Verified (Factored)2006-03-01Ars Technica Team Prime Rib1B6C5DEB3D7161BD11052240
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-03-04Perig3533CB12DFF7DF8B11601288653
P-1 factors
DateFactorB1B2
2022-03-173648176399909809216677248471000000667227330
History
DateUserTypeResult
2024-03-05Chun sung sooCERT
PRP Certification
Proof certified good
2024-03-04PerigC-PRP
M16335013/364817639990980921667724847 : 3533CB12DFF7DF8B
PRP proof power = 8
PRP: Verified
Proof certified good
2022-03-17masserF-PM1
Factor: 364817639990980921667724847 / (P-1, B1=1000000, B2=667227330)
2021-09-20-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-08SRBaseNF
no factor from 2^70 to 2^71
2021-01-18seatseaNF
no factor from 2^69 to 2^70
2019-11-14James HeinrichNF-PM1
B1=320000, B2=6240000, E=12
2018-02-09ramgeisNF
no factor from 2^68 to 2^69
2018-02-09ramgeisNF
no factor from 2^67 to 2^68
2016-03-16Mark RoseNF
no factor from 2^65 to 2^66
2014-08-18NesowaNF
no factor from 2^66 to 2^67