1 704 953 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
11783804265317303391083819540377	32	103.2	2018-11-16 23:39:45

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)		David Linton	CC51C75DB44A71E7	0
Verified (Factored)	1999-01-29	MIT dept. of Univ. of Jyvaskyla	CC51C75DB44A71E7	1652608
Verified (Factored)	2015-07-06	MadPoo	CC51C75DB44A71E7	744303

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-11-16	rucio	B47EEFEAB9C52661	1	102687	5	3
Verified	2018-11-17	kkmrkkblmbrbk	B47EEFEAB9C52661	1	44389	5	3

History

Date	User	Type	Result
2018-11-17	kkmrkkblmbrbk	C-PRP	M1704953/11783804265317303391083819540377 : B47EEFEAB9C52661 PRP: Verified PRP without proof (not generated)
2018-11-16	rucio	C-PRP	M1704953/11783804265317303391083819540377 : B47EEFEAB9C52661 PRP: Verified PRP without proof (not generated)
2018-11-16	nordi	F-ECM	Factor: 11783804265317303391083819540377 / (ECM curve 27, B1=50000, B2=5000000)
2018-06-18	TJAOI	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 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-08-30	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-06	MadPoo	C-LL	CC51C75DB44A71E7
2015-02-18	VictordeHollander	NF-PM1	B1=10000000, B2=200000000, E=12
2015-02-13	Joss	NF-PM1	B1=374633
2015-02-13	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-13	VictordeHollander	NF	no factor from 2^63 to 2^64
2015-01-07	Joss	NF-PM1	B1=281469
2014-10-03	Joss	NF-PM1	B1=187646
2014-04-28	Joss	NF-PM1	B1=150000
2014-03-31	Joss	NF-PM1	B1=100000
2011-02-07	Carsten Kossendey	NF-PM1	B1=90000, B2=1507500, E=6
2011-01-29	Joss	NF-PM1	B1=50000
2010-10-16	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-20	Architects Cubed	NF	no factor from 2^60 to 2^61

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