2 145 389 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
3723368062513511308520257	25	81.6	2020-02-08 17:36:56

ECM

Digits	B1	Curves
25	50000	115 / 280

Estimated T-Level: 22.1 ⓘ

TF below 2^68 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Kim Neve	D38DB6AA6AF6DE19	0
Verified (Factored)	1999-02-21	holten	D38DB6AA6AF6DE19	1641543
Verified (Factored)	2018-04-08	kkmrkkblmbrbk	D38DB6AA6AF6DE19	191957

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-02-09	Jinyuan Wang	456DEA59DAB2AF4B	1	1751364	5	3
Verified	2020-02-12	Luigi Morelli	456DEA59DAB2AF4B	1	1775109	5	3

History

Date	User	Type	Result
2020-02-12	Luigi Morelli	C-PRP	M2145389/3723368062513511308520257 : 456DEA59DAB2AF4B PRP: Verified PRP without proof (not generated)
2020-02-09	Jinyuan Wang	C-PRP	M2145389/3723368062513511308520257 : 456DEA59DAB2AF4B PRP: Verified PRP without proof (not generated)
2020-02-08	Corey	F-ECM	Factor: 3723368062513511308520257 / (ECM curve 2, B1=50000, B2=5000000)
2019-04-15	TJAOI	NF	no factor from 2^67 to 2^68
2018-04-08	kkmrkkblmbrbk	C-LL	D38DB6AA6AF6DE19
2017-11-15	mikr	NF-PM1	B1=2500000, B2=125000000, E=12
2017-04-27	Joss	NF-PM1	B1=422179, B2=4221790, E=6
2017-04-22	Joss	NF-PM1	B1=351816, B2=3518160, E=6
2016-11-12	Joss	NF-PM1	B1=211089
2016-10-29	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-06-05	Joss	NF-PM1	B1=175908, B2=5265000, E=6
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-12-27	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-18	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-18	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-11-01	Joss	NF-PM1	B1=159917
2013-09-07	ramgeis	NF	no factor from 2^62 to 2^63
2011-01-21	James Heinrich	NF-PM1	B1=130000, B2=2632500, E=6
2011-01-13	Joss	NF-PM1	B1=50000
2010-12-30	Joss	NF-PM1	B1=30000
2010-11-03	Joss	NF-PM1	B1=20000
2009-01-07	Sturle Sunde	NF	no factor from 2^61 to 2^62
2009-01-04	Sturle Sunde	NF	no factor from 2^60 to 2^61

Username
Password