M1905443 Mersenne number exponent details

	Trial Factoring	P-1 Factoring	Combined
Limit	GHz-days	Probability	B1	B2	GHz-days	Probability	GHz-days	Probability	Prob over default TF
Actual	2⁶⁸	31.2814	69.1176%	8000000	320000000	1.9665	9.7332%	33.2478	72.1235%	3.0058%
PrimeNet	2⁵⁷	0.0101	63.1579%	9000	160000	0.0014	3.0396%	0.0114	64.2778%	1.1199%
GPU72	2⁶¹	0.1612	65.5738%	10000	160000	0.0014	1.7283%	0.1626	66.1688%	0.5950%
Difference	+7	+31.1202	+3.5439%	+7990000	+319840000	+1.9650	+8.0048%	+33.0852	+5.9547%	+5.9547%

	GHz-Days	worth	Factor probability
date	userid	compid	b1	b2	e	stage	factor	digits	bits*	spent	saved
2011-05-31T22:44:00	kurly	slice	1000000	30000000		-		-	-	0.203	-	-	5.681%
2017-11-27T13:23:31	mikr	S061	8000000	320000000	12	-		-	-	1.966	-	-	9.733%

Trial Factoring results:

			Bits		Factor			GHz-Days		worth
date	userid	compid	from	to	factor	bits*	digits	spent	saved	worth
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2¹	2⁵⁶		-	-	0.005	-	-
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2⁵⁶	2⁵⁷		-	-	0.005	-	-
2002-01-02T00:00:00	Jocelyn Larouche	v4_computers	2¹	2⁵⁸		-	-	0.020	-	-
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2⁵⁷	2⁵⁸		-	-	0.010	-	-
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2⁵⁸	2⁵⁹		-	-	0.020	-	-
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2⁵⁹	2⁶⁰		-	-	0.040	-	-
2011-04-14T00:00:00	GrunwalderGIMP	v4_computers	2⁶⁰	2⁶¹		-	-	0.081	-	-
2009-05-25T12:46:00	Architects Cubed	i4l_1	2⁶⁰	2⁶¹		-	-	0.081	-	-
2011-02-07T07:13:00	GrunwalderGIMP	GWPrime02	2⁶¹	2⁶²		-	-	0.161	-	-
2011-02-07T07:13:00	GrunwalderGIMP	GWPrime02	2⁶²	2⁶³		-	-	0.515	-	-
2015-05-17T05:14:00	omylist	Manual testing	2⁶³	2⁶⁴		-	-	1.030	-	-
2015-05-19T06:11:00	omylist	Manual testing	2⁶⁴	2⁶⁵		-	-	1.961	-	-
2015-08-31T08:30:00	ramgeis	Manual testing	2⁶⁵	2⁶⁶		-	-	3.922	-	-
2017-03-15T08:26:27	Smok_bmv	Manual testing	2⁶⁶	2⁶⁷		-	-	7.844	-	-
2019-04-26T04:32:10	chuenkit	Manual testing	2⁶⁷	2⁶⁸		-	-	15.69	-	-

ECM factoring results:

Old Calculation Method

Total ECM effort:	17.833 GHz-days
Estimated T-Level:	24.464

Digits	B1	Curves	Complete	FacMiss
20	11000	250 / 100	2.500	8.106%
25	50000	250 / 280	0.893	40.883%

New Calculation Method

Total ECM effort:	17.833 GHz-days
Estimated T-Level:	24.464

Digits	B1	Complete	FacMiss
20	11000	9.788	0.006%
25	50000	0.905	40.474%
30	250000	0.057	94.445%
35	1000000	0.003	99.733%

ECM Summary

B1	B2	curves	GHz-days
50000	5000000	196	13.60
50000	6600000	47	3.679
50000	6750000	7	0.554

ECM Details

										GHz-Days
date	userid	compid	b1	b2	factor	bits*	curve#	stage#	sigma	numcurves	spent
2008-11-04T18:39:00	Hoang Anh Vo	whiterose	50000	5000000						3	0.208
2009-07-30T02:43:00	James Hintz	06_071509	50000	5000000						3	0.208
2010-11-27T06:59:00	Lupo	yorick	50000	5000000						3	0.208
2012-10-18T17:28:00	Donna Noble	i3-2100t	50000	5000000						3	0.208
2013-11-20T10:39:00	OS1	L3	50000	5000000						3	0.208
2014-08-06T08:49:00	Sara	Sara	50000	5000000						3	0.208
2015-07-16T18:16:00	Sara	Sara	50000	5000000						3	0.208
2016-01-09T17:58:22	Sara	Sara	50000	5000000						3	0.208
2016-06-12T18:56:38	Bruce	Desk6	50000	5000000						3	0.208
2016-08-19T01:30:45	Bruce	test	50000	5000000						3	0.208
2017-02-03T18:00:22	Bruce	Desk6	50000	5000000						3	0.208
2017-07-18T21:37:35	Bruce	Desk6	50000	5000000						3	0.208
2017-12-04T12:40:03	Bruce	Desk6	50000	5000000						3	0.208
2018-04-03T19:06:54	Bruce	Desk6	50000	5000000						3	0.208
2018-09-07T23:12:26	Bruce	Desk6	50000	5000000						3	0.208
2019-11-30T17:07:51	nokno	leo231	50000	5000000						3	0.208
2019-11-30T20:59:19	Keysarecool	HPLaptop	50000	5000000						3	0.208
2019-12-04T06:11:55	Nesowa	6700T	50000	5000000						3	0.208
2019-12-10T15:22:36	Corey	Computer	50000	5000000						3	0.208
2019-12-13T14:52:43	cappy95833	HomePC	50000	5000000						3	0.208
2019-12-24T05:02:39	Keysarecool	Boat_Anchor	50000	5000000						3	0.208
2019-12-29T22:04:19	IanGlencross	glenx24	50000	5000000						3	0.208
2020-01-01T22:26:04	TheJudger	Sinope	50000	5000000						3	0.208
2020-01-03T18:11:08	Keysarecool	Boat_Anchor	50000	5000000						3	0.208
2020-01-11T01:54:42	mnd9	27016	50000	5000000						3	0.208
2020-01-18T06:41:11	Bommer	2600X	50000	5000000						3	0.208
2020-01-24T00:31:17	mnd9	75201b	50000	5000000						3	0.208
2020-01-31T08:29:45	EricP	Cannonfodder	50000	5000000						3	0.208
2020-02-17T00:38:27	Keysarecool	Boat_Anchor	50000	5000000						3	0.208
2020-02-24T03:30:32	mnd9	50869b	50000	5000000						3	0.208
2020-02-27T22:52:01	ANONYMOUS	test001	50000	5000000						3	0.208
2020-03-02T07:25:17	Naegi Makoto	1700	50000	5000000						3	0.208
2020-03-08T17:59:36	Brett Walker	brain	50000	5000000						3	0.208
2020-03-15T20:01:51	daveward2005	MW	50000	5000000						3	0.208
2020-03-29T22:35:45	S04803	lfmcal	50000	5000000						3	0.208
2020-04-05T22:40:47	mnd9	221Rb	50000	5000000						3	0.208
2020-04-19T19:32:43	mnd9	221Rb	50000	5000000						3	0.208
2020-04-27T23:32:58	nordi	sweet16	50000	5000000						3	0.208
2020-05-07T15:36:06	daveward2005	Davy	50000	5000000						3	0.208
2020-05-20T12:37:03	mnd9	kitchen	50000	5000000						3	0.208
2020-06-08T17:03:51	Oliver Kruse	Krusen-NAS	50000	5000000						3	0.208
2020-06-24T16:59:27	daveward2005	Davy	50000	5000000						3	0.208
2020-07-05T22:53:04	Nesowa	6700T	50000	5000000						3	0.208
2020-07-10T04:49:59	Chang Chia-Tche	ex-ctcpc	50000	5000000						3	0.208
2020-07-15T17:35:51	GAN	PG-MS	50000	5000000						3	0.208
2020-07-21T23:02:00	Ahmed Azhad	c5.4xlarge.azf	50000	5000000						3	0.208
2020-07-28T09:47:00	GAN	LMS-04	50000	5000000						3	0.208
2020-08-04T20:07:22	GAN	LMS-08	50000	5000000						3	0.208
2020-08-12T22:50:07	GAN	LMS-08	50000	5000000						3	0.208
2020-09-01T17:43:20	IanGlencross	glenx24	50000	5000000						7	0.486
2020-10-05T09:30:35	mnd9	75202b	50000	5000000						7	0.486
2020-10-31T21:44:33	Albrecht Heeffer	R7-3800X	50000	5000000						7	0.486
2020-12-06T19:45:40	tottenhoff	Garage-Band-003	50000	5000000						7	0.486
2021-01-08T04:00:25	lycorn	colab_ES_1	50000	6750000						7	0.554
2021-02-12T23:36:22	-Anonymous-		50000	5000000						7	0.486
2021-03-14T21:26:33	mnd9	75202b	50000	5000000						7	0.486
2021-04-23T00:49:26	Zenzoma	AM3700X_1	50000	5000000						7	0.486
2022-01-18T14:07:40	TJAOI	Manual testing	50000	6600000						47	3.679

0M	<	10¹⁰	All tracked exponents
0M	<	2³²	GPU TF range
0M	<	1000M	PrimeNet range
0M	<	193M	low-PrimeNet, low-res
0M	<	385M	low-PrimeNet, high-res
50M	<	146M	PrimeNet wavefront

date	userid	compid	res64	spent (GHz-days)
1998-12-21T00:00:00	ANONYMOUS	v4_computers	EA10457A52E4C969	0.103
2015-07-14T15:04:00	MadPoo	Manual testing	EA10457A52E4C969	0.103