1 793 383 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
436315799464537631264143393	27	88.5	2020-01-30 17:22:44

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)		Robert Friberg	078330223F9EC0D0	0
Verified (Factored)	1998-12-21	Charles R. Bonn	078330223F9EC0D0	570880
Verified (Factored)	2015-06-27	MadPoo	078330223F9EC0D0	1379452

PRP Cofactor

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-01-31	Niels_Mache_Nextcloud	36D7B2C9D4CD813F	1	1179023	5	3
Verified	2020-02-02	daveward2005	36D7B2C9D4CD813F	1	1416009	5	3

History

Date	User	Type	Result
2020-02-02	daveward2005	C-PRP	M1793383/436315799464537631264143393 : 36D7B2C9D4CD813F PRP: Verified PRP without proof (not generated)
2020-01-31	Niels_Mache_Nextcloud	C-PRP	M1793383/436315799464537631264143393 : 36D7B2C9D4CD813F PRP: Verified PRP without proof (not generated)
2020-01-30	EricP	F-ECM	Factor: 436315799464537631264143393 / (ECM curve 3, B1=50000, B2=5000000, Sigma=5989384259402656)
2019-06-17	TJAOI	NF	no factor from 2^67 to 2^68
2018-10-19	Joss	NF-PM1	B1=2059622, B2=197272130, E=12
2018-10-07	Joss	NF-PM1	B1=2059622, B2=179338300, E=12
2018-10-02	Joss	NF-PM1	B1=2059622, B2=143470640, E=12
2018-10-01	Joss	NF-PM1	B1=2059622, B2=125536810, E=12
2017-08-11	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 2^62 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2015-10-12	mikr	NF-PM1	B1=3642200, B2=123456789, E=12
2015-10-02	Joss	NF-PM1	B1=2059622
2015-09-27	Joss	NF-PM1	B1=1872384
2015-09-20	Joss	NF-PM1	B1=1702168
2015-09-13	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-28	Joss	NF-PM1	B1=1547426
2015-07-21	Joss	NF-PM1	B1=1406751
2015-07-13	Joss	NF-PM1	B1=1278865
2015-07-07	Joss	NF-PM1	B1=1162605
2015-06-27	MadPoo	C-LL	078330223F9EC0D0
2015-06-25	Joss	NF-PM1	B1=1056914
2015-06-08	Joss	NF-PM1	B1=960831
2015-05-22	Joss	NF-PM1	B1=873483
2015-05-02	snme2pm1	NF	no factor from 2^64 to 2^65
2015-05-02	snme2pm1	NF	no factor from 2^63 to 2^64
2015-05-01	Joss	NF-PM1	B1=794076
2015-04-08	Joss	NF-PM1	B1=656262
2015-03-29	Joss	NF-PM1	B1=596602
2015-02-05	Joss	NF-PM1	B1=542366
2015-01-10	Joss	NF-PM1	B1=271183
2014-10-05	Joss	NF-PM1	B1=180789
2014-04-27	-Anonymous-	NF-PM1	B1=145000
2011-02-07	Carsten Kossendey	NF-PM1	B1=95000, B2=1638750, E=6
2010-11-18	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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