2 665 469 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
30662393314857769434441919	26	84.7	2021-07-14 16:58:24

ECM

Digits	B1	Curves
25	50000	110 / 280

Estimated T-Level: 22.0 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)	1997-11-25	James Griffin	903F5472F1310AC3	0
Verified (Factored)	1999-05-02	curtis brown	903F5472F1310AC3	324345
Verified (Factored)	2018-07-23	kkmrkkblmbrbk	903F5472F1310AC3	1534579

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-07-14	SRJ2877	A9AE7C76FA338727	1	1515678	5	3

History

Date	User	Type	Result
2021-07-14	LOBES	CERT	PRP Certification Proof certified good
2021-07-14	SRJ2877	C-PRP	M2665469/30662393314857769434441919 : A9AE7C76FA338727 PRP proof power = 7 PRP: Verified Proof certified good
2021-07-14	GAN	F-ECM	Factor: 30662393314857769434441919 / (ECM curve 2, B1=50000, B2=5000000, Sigma=7104260015304456)
2021-06-21	TJAOI	NF	no factor from 2^68 to 2^69
2019-11-22	masser	NF-PM1	B1=2000000, B2=50000000, E=12
2019-04-29	TJAOI	NF	no factor from 2^67 to 2^68
2018-09-07	Joss	NF-PM1	B1=630320, B2=2521280
2018-09-04	Joss	NF-PM1	B1=630320, B2=1890960
2018-09-03	Joss	NF-PM1	B1=630320, B2=1260640
2018-08-30	Joss	NF-PM1	B1=630320
2018-08-29	Joss	NF-PM1	B1=626630
2018-07-23	kkmrkkblmbrbk	C-LL	903F5472F1310AC3
2017-09-08	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-03-07	Joss	NF-PM1	B1=315160, B2=3151600, E=6
2017-01-10	Joss	NF-PM1	B1=218862
2016-12-18	Joss	NF-PM1	B1=182385
2016-06-08	Joss	NF-PM1	B1=151988, 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
2014-11-06	Joss	NF-PM1	B1=129080
2013-01-14	dbaugh	NF	no factor from 2^62 to 2^63
2012-05-20	markr	NF	no factor from 2^61 to 2^62
2011-02-03	markr	NF-PM1	B1=105000, B2=2283750, E=6
2010-12-26	Joss	NF-PM1	B1=30000
2010-12-21	Joss	NF-PM1	B1=20000
2009-01-30	Sturle Sunde	NF	no factor from 2^60 to 2^61

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