1 404 283 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
17559220005122279551559	23	73.9	2018-07-04 21:13:56

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 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)		Justin Smith	EB98F047C4CBB402	0
Verified (Factored)		Gordon Morrison	EB98F047C4CBB402	0
Verified (Factored)		Brian J. Beesley	EB98F047C4CBB402	0
Verified (Factored)	2015-11-13	MadPoo	EB98F047C4CBB402	685198

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-05	_p95holder_	5C70E30601BE2133	1	1334324	5	3
Verified	2018-07-05	francijezek	5C70E30601BE2133	1	1351328	5	3
Verified	2018-07-06	Battlemaxx	5C70E30601BE2133	1	509856	5	3

History

Date	User	Type	Result
2018-07-06	Battlemaxx	C-PRP	M1404283/17559220005122279551559 : 5C70E30601BE2133 PRP: Verified PRP without proof (not generated)
2018-07-05	francijezek	C-PRP	M1404283/17559220005122279551559 : 5C70E30601BE2133 PRP: Verified PRP without proof (not generated)
2018-07-05	francijezek	NF	no factor from 2^40 to 2^50
2018-07-05	francijezek	NF	no factor to 2^40
2018-07-05	_p95holder_	C-PRP	M1404283/17559220005122279551559 : 5C70E30601BE2133 PRP: Verified PRP without proof (not generated)
2018-07-04	CoffmanA	F-ECM	Factor: 17559220005122279551559
2018-05-22	Joss	NF-PM1	B1=1404283, B2=140428300, E=12
2018-05-21	TJAOI	NF	no factor from 2^66 to 2^67
2016-08-27	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-08-14	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-11-13	MadPoo	C-LL	EB98F047C4CBB402
2015-09-26	ramgeis	NF	no factor from 2^65 to 2^66
2015-05-19	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2015-03-06	snme2pm1	NF	no factor from 2^64 to 2^65
2015-03-06	snme2pm1	NF	no factor from 2^63 to 2^64
2015-02-10	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2015-01-13	Joss	NF-PM1	B1=368559
2014-11-06	Joss	NF-PM1	B1=245706
2011-04-05	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2009-07-08	markr	NF-PM1	B1=200000, B2=5000000, E=6
2009-02-22	Sturle Sunde	NF	no factor from 2^60 to 2^61

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