2 116 469 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2135374260796621781137	22	70.9	2020-05-01 02:55:47

ECM

Digits	B1	Curves
25	50000	83 / 280

Estimated T-Level: 21.5 ⓘ

TF below 2^66 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Mikael Billberg	26DD80246C6EF1C5	0
Verified (Factored)	1999-02-21	Tonny Petersen	26DD80246C6EF1C5	380164
Verified (Factored)	2018-04-03	kkmrkkblmbrbk	26DD80246C6EF1C5	1890964

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-05-01	Christoph Zenger	A4792E144E0EC812	1	719663	5	3
Verified	2020-05-01	Klaus Nordmann	A4792E144E0EC812	1	682793	5	3

History

Date	User	Type	Result
2020-05-01	Klaus Nordmann	C-PRP	M2116469/2135374260796621781137 : A4792E144E0EC812 PRP: Verified PRP without proof (not generated)
2020-05-01	Christoph Zenger	C-PRP	M2116469/2135374260796621781137 : A4792E144E0EC812 PRP: Verified PRP without proof (not generated)
2020-05-01	mnd9	F-ECM	Factor: 2135374260796621781137 / (ECM curve 2, B1=50000, B2=5000000, Sigma=878216240382661)
2019-05-13	TJAOI	NF	no factor from 2^67 to 2^68
2018-04-03	kkmrkkblmbrbk	C-LL	26DD80246C6EF1C5
2017-08-08	mikr	NF-PM1	B1=2500000, B2=125000000, E=12
2017-06-28	Joss	NF-PM1	B1=447216, B2=4472160, E=6
2017-06-09	Joss	NF-PM1	B1=372680, B2=3726800, E=6
2016-11-09	Joss	NF-PM1	B1=223608
2016-10-15	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-07-22	Joss	NF-PM1	B1=186340, B2=6020000, E=12
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-01-06	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-15	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-15	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-09-05	ramgeis	NF	no factor from 2^62 to 2^63
2012-04-01	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-24	James Heinrich	NF-PM1	B1=140000, B2=3010000, E=6
2011-01-10	Joss	NF-PM1	B1=50000
2010-12-30	Joss	NF-PM1	B1=30000
2009-08-02	USAFSS	NF-PM1	B1=20000, B2=260000
2009-01-03	Sturle Sunde	NF	no factor from 2^60 to 2^61

Username
Password