1 833 427 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
518652306688762191496751	24	78.8	2020-03-16 18:54:31
5955534148259630459085112049	28	92.3	2021-05-21 15:32:34

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Dan Spieler	A2BB92C373DAB424	0
Verified (Factored)	1999-06-26	Claude Le Garnec	A2BB92C373DAB424	1810300
Verified (Factored)	2015-07-18	MadPoo	A2BB92C373DAB424	138948

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2020-03-16	mrh	302A0D46553B35A5	1	1576575	5	3
Verified (Factored)	2020-03-17	marssystems	302A0D46553B35A5	1	375576	5	3
Verified	2021-05-21	ThomRuley	302A0D46553B35A5	2	1620596	5	3

History

Date	User	Type	Result
2021-05-21	ThomRuley	C-PRP	M1833427/518652306688762191496751/5955534148259630459085112049 : 302A0D46553B35A5 PRP: Verified PRP without proof (not generated)
2021-05-21	TJAOI	F-ECM	Factor: 5955534148259630459085112049 / (ECM curve 89, B1=50000, B2=6600000)
2020-03-17	marssystems	C-PRP	M1833427/518652306688762191496751 : 302A0D46553B35A5 PRP: Verified PRP without proof (not generated)
2020-03-16	mrh	C-PRP	M1833427/518652306688762191496751 : 302A0D46553B35A5 PRP: Verified PRP without proof (not generated)
2020-03-16	MarkS	F-ECM	Factor: 518652306688762191496751 / (ECM curve 1, B1=50000, B2=5000000, Sigma=1515412199523173)
2019-06-24	TJAOI	NF	no factor from 2^67 to 2^68
2018-09-12	Joss	NF-PM1	B1=1833427, B2=183342700, E=12
2018-08-17	Joss	NF-PM1	B1=1833427, B2=93504777, E=12
2018-02-26	TJAOI	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-09-04	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-18	MadPoo	C-LL	A2BB92C373DAB424
2015-06-25	mikr	NF-PM1	B1=2780000, B2=91760000, E=12
2015-04-26	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-26	snme2pm1	NF	no factor from 2^63 to 2^64
2014-09-22	Joss	NF-PM1	B1=170016
2014-05-19	Joss	NF-PM1	B1=135008
2011-02-07	Carsten Kossendey	NF-PM1	B1=100000, B2=1675000, E=6
2011-01-21	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-18	Architects Cubed	NF	no factor from 2^60 to 2^61

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