2 358 011 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
191760292927136606125753	24	77.3	2021-06-12 18:23:51

ECM

Digits	B1	Curves
25	50000	138 / 280

Estimated T-Level: 22.5 ⓘ

TF below 2^70 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		John Lloyd	2FC80C44EB1FBA1C	0
Verified (Factored)	1999-03-26	Harry Reay	2FC80C44EB1FBA1C	207720
Verified (Factored)	2018-05-10	kkmrkkblmbrbk	2FC80C44EB1FBA1C	2190731

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-06-13	ZacHFX	D479BC2FCA059264	1	810738	5	3

History

Date	User	Type	Result
2021-06-13	Richard Thomas	CERT	PRP Certification Proof certified good
2021-06-13	ZacHFX	C-PRP	M2358011/191760292927136606125753 : D479BC2FCA059264 PRP proof power = 7 PRP: Verified Proof certified good
2021-06-12	daveward2005	F-ECM	Factor: 191760292927136606125753 / (ECM curve 5, B1=50000, B2=5000000, Sigma=1510355534695048)
2021-06-10	TJAOI	NF	no factor from 2^68 to 2^69
2019-04-29	TJAOI	NF	no factor from 2^67 to 2^68
2018-05-10	kkmrkkblmbrbk	C-LL	2FC80C44EB1FBA1C
2017-06-13	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2015-10-29	ramgeis	NF	no factor from 2^65 to 2^66
2015-08-11	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2015-03-06	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-06	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-10-22	Joss	NF-PM1	B1=144440
2014-08-07	Joss	NF-PM1	B1=117220
2013-12-04	Jerry Hallett	NF	no factor from 2^62 to 2^63
2012-05-29	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-23	Oscar Östlin	NF-PM1	B1=90000, B2=1822500, E=6
2010-12-22	Oscar Östlin	NF-PM1	B1=75011
2010-11-03	Joss	NF-PM1	B1=20000
2009-01-17	Sturle Sunde	NF	no factor from 2^60 to 2^61

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