3 698 551 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
30637808436055127416097	23	74.7	2021-07-21 10:08:07

ECM

Digits	B1	Curves
25	50000	18 / 280

Estimated T-Level: 20.3 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		Frank Hornung	9862A6F47F1E99CD	0
Verified (Factored)	1999-08-07	Sam Robertson	9862A6F47F1E99CD	1440753

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-07-22	SRJ2877	89C592D42C4E35F2	1	2695446	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
2021-07-22	GAN	CERT	PRP Certification Proof certified good
2021-07-22	SRJ2877	C-PRP	M3698551/30637808436055127416097 : 89C592D42C4E35F2 PRP proof power = 7 PRP: Verified Proof certified good
2021-07-21	daveward2005	F-ECM	Factor: 30637808436055127416097 / (ECM curve 6, B1=50000, B2=5000000, Sigma=2359835138285213)
2020-12-07	axn	NF-PM1	B1=30000000, B2=600000000, E=12
2020-11-03	axn	NF	no factor from 2^69 to 2^70
2020-11-03	axn	NF	no factor from 2^68 to 2^69
2018-06-18	TJAOI	NF	no factor from 2^67 to 2^68
2017-02-25	Joss	NF-PM1	B1=238464, B2=2384640, E=6
2017-02-09	Squeeky_Squirrel	NF-PM1	B1=235000, B2=6932500, E=12
2017-02-04	Joss	NF-PM1	B1=198720
2017-01-29	Joss	NF-PM1	B1=165600
2017-01-19	Joss	NF-PM1	B1=138000
2017-01-05	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2015-10-21	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
2012-04-02	Squeeky_Squirrel	NF-PM1	B1=115000, B2=2328750, E=6
2011-05-13	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-07-14	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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