3 690 941 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
41175920500854661295759	23	75.1	2021-09-04 14:07:45

ECM

Digits	B1	Curves
25	50000	26 / 280

Estimated T-Level: 20.5 ⓘ

TF below 2^63 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Philipp Hänggi	C1E509A1336C0C7C	0
Verified (Factored)	1999-11-24	Lapo Luchini	C1E509A1336C0C7C	3502387

PRP Cofactor

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-09-11	kracker	0DA22FC0BA72C131	1	3191178	5	3
Verified	2021-09-12	Oliver Kruse	0DA22FC0BA72C131	1	1980885	5	3

History

Date	User	Type	Result
2022-05-25	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-04	Joss	NF-PM1	B1=90000
2021-09-12	Jayder	CERT	PRP Certification Proof certified good
2021-09-12	Oliver Kruse	C-PRP	M3690941/41175920500854661295759 : 0DA22FC0BA72C131 PRP proof power = 7 PRP: Verified Proof certified good
2021-09-11	kracker	C-PRP	M3690941/41175920500854661295759 : 0DA22FC0BA72C131 PRP: Verified PRP without proof (not generated)
2021-09-04	daveward2005	F-ECM	Factor: 41175920500854661295759 / (ECM curve 7, B1=50000, B2=5000000, Sigma=289637792053984)
2020-11-24	axn	NF-PM1	B1=30000000, B2=600000000, E=12
2020-10-30	axn	NF	no factor from 2^69 to 2^70
2020-10-30	axn	NF	no factor from 2^68 to 2^69
2018-07-23	TJAOI	NF	no factor from 2^67 to 2^68
2017-03-01	Squeeky_Squirrel	NF-PM1	B1=235000, B2=6932500, E=12
2017-02-12	Joss	NF-PM1	B1=223948, B2=2239480, E=6
2017-02-04	Joss	NF-PM1	B1=186624
2017-01-19	Joss	NF-PM1	B1=155520
2017-01-05	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-12-29	Joss	NF-PM1	B1=129600
2016-12-26	Joss	NF-PM1	B1=108000
2016-07-08	Joss	NF-PM1	B1=90000, B2=3330000, E=6
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-10-20	ramgeis	NF	no factor from 2^65 to 2^66
2015-01-25	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-25	VictordeHollander	NF	no factor from 2^63 to 2^64
2012-06-05	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2012-03-23	Squeeky_Squirrel	NF-PM1	B1=90000, B2=1665000, E=6
2011-05-22	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-07-13	Carsten Kossendey	NF-PM1	B1=20000, B2=260000
2009-03-07	S485122	NF	no factor from 2^60 to 2^61

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