2 674 039 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2734907274600489611369	22	71.2	2019-07-30 12:27:40

ECM

Digits	B1	Curves
25	50000	33 / 280

Estimated T-Level: 20.6 ⓘ

TF below 2^63 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Martin Fuchs	1BC1B06B2AA46882	0
Verified (Factored)	1999-05-02	Nick Willis	1BC1B06B2AA46882	1433312
Verified (Factored)	2018-07-24	kkmrkkblmbrbk	1BC1B06B2AA46882	2024607

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-07-31	Niels_Mache_Nextcloud	14FEF2B97FF9A540	1	704363	5	3
Verified	2019-08-01	kkmrkkblmbrbk	14FEF2B97FF9A540	1	1003389	5	3

History

Date	User	Type	Result
2023-01-29	USAFSS	NF-PM1	B1=360000, B2=287380170
2019-08-01	kkmrkkblmbrbk	C-PRP	M2674039/2734907274600489611369 : 14FEF2B97FF9A540 PRP: Verified PRP without proof (not generated)
2019-07-31	Niels_Mache_Nextcloud	C-PRP	M2674039/2734907274600489611369 : 14FEF2B97FF9A540 PRP: Verified PRP without proof (not generated)
2019-07-30	Chang Chia-Tche	F-ECM	Factor: 2734907274600489611369 / (ECM curve 3, B1=50000, B2=5000000, Sigma=5166600456949367)
2019-04-22	TJAOI	NF	no factor from 2^67 to 2^68
2018-09-04	Joss	NF-PM1	B1=629966, B2=2519864
2018-09-03	Joss	NF-PM1	B1=629966, B2=1889898
2018-08-30	Joss	NF-PM1	B1=629966, B2=1259932
2018-08-29	Joss	NF-PM1	B1=629966
2018-07-24	kkmrkkblmbrbk	C-LL	1BC1B06B2AA46882
2017-09-10	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-03-04	Joss	NF-PM1	B1=314983, B2=3149830, E=6
2016-12-29	Joss	NF-PM1	B1=218739
2016-12-18	Joss	NF-PM1	B1=182283
2016-06-12	Joss	NF-PM1	B1=151903, B2=4567500, E=6
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^60
2016-01-25	ramgeis	NF	no factor from 2^65 to 2^66
2015-02-23	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-23	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-14	dbaugh	NF	no factor from 2^62 to 2^63
2012-05-20	Grant McCracken	NF	no factor from 2^61 to 2^62
2010-12-07	markr	NF-PM1	B1=105000, B2=2283750, E=6
2010-11-19	Joss	NF-PM1	B1=20000
2009-01-27	Sturle Sunde	NF	no factor from 2^60 to 2^61

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