2 818 687 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
329933020093104293214698249	27	88.1	2021-09-18 05:53:17

ECM

Digits	B1	Curves
25	50000	101 / 280

Estimated T-Level: 21.8 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Benet Galceran	30D65A9726CCE9A8	0
Verified (Factored)	1999-05-16	Jaroslav Melko	30D65A9726CCE9A8	2595406
Verified (Factored)	2018-09-06	kkmrkkblmbrbk	30D65A9726CCE9A8	30383

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-09-19	Luminescence	4F020F306E4BD6F2	1	234930	5	3
Verified	2021-09-19	SRJ2877	4F020F306E4BD6F2	1	470211	5	3

History

Date	User	Type	Result
2021-09-19	curtisc	CERT	PRP Certification Proof certified good
2021-09-19	Ben Delo	CERT	PRP Certification Proof certified good
2021-09-19	SRJ2877	C-PRP	M2818687/329933020093104293214698249 : 4F020F306E4BD6F2 PRP proof power = 7 PRP: Verified Proof certified good
2021-09-19	Luminescence	C-PRP	M2818687/329933020093104293214698249 : 4F020F306E4BD6F2 PRP proof power = 7 PRP: Verified Proof certified good
2021-09-18	daveward2005	F-ECM	Factor: 329933020093104293214698249 / (ECM curve 1, B1=50000, B2=5000000, Sigma=7093994641419969)
2021-05-19	TJAOI	NF	no factor from 2^68 to 2^69
2020-01-19	masser	NF-PM1	B1=5000000, B2=200000000, E=12
2019-09-28	masser	NF-PM1	B1=2818687, B2=28186870, E=12
2019-06-27	BigBrother	NF-PM1	B1=1000000, B2=30000000, E=12
2019-01-02	chuenkit	NF	no factor from 2^67 to 2^68
2018-09-06	kkmrkkblmbrbk	C-LL	30D65A9726CCE9A8
2018-09-03	Joss	NF-PM1	B1=499246
2017-10-24	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-03-16	Joss	NF-PM1	B1=336039, B2=3360390, E=6
2017-01-10	Joss	NF-PM1	B1=233361
2016-12-20	Joss	NF-PM1	B1=194468
2016-09-21	Joss	NF-PM1	B1=135048, B2=3630000
2016-09-13	Joss	NF-PM1	B1=135048, B2=3300000, E=6
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-02-12	ramgeis	NF	no factor from 2^65 to 2^66
2015-04-21	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-04-21	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-10	dbaugh	NF	no factor from 2^62 to 2^63
2012-02-23	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61

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