M247 829 Mersenne number exponent details

	Trial Factoring	P-1 Factoring	Combined
Limit	GHz-days	Probability	B1	B2	GHz-days	Probability	GHz-days	Probability
Actual	2⁶⁷	119.8969	73.1343%	264000000	2879731624770	1,278.5519	24.2040%	1,398.4488	79.6369%
Target	2⁴⁴	0.0000	59.0909%	4500	110000	0.0001	10.1466%	0.0001	63.2418%
Difference	+23	+119.8968	+14.0434%	+263995500	+2879731514770	+1,278.5519	+14.0575%	+1,398.4487	+16.3951%

	GHz-Days	worth	Factor probability
date	userid	compid	b1	b2	e	stage	factor	digits	bits*	spent	saved
2000-11-25	ANONYMOUS	v4_computers	100000	4000000		-		-	-	0.003	-	-	2.241%
2001-07-03	ANONYMOUS	v4_computers	100000	10000000		-		-	-	0.005	-	-	2.708%
2002-06-02	ANONYMOUS	v4_computers	32768	3276800		-		-	-	0.002	-	-	1.550%
2002-08-03	ANONYMOUS	v4_computers	65536	6553600		-		-	-	0.003	-	-	2.230%
2003-03-07	ANONYMOUS	v4_computers	131072	13107200		-		-	-	0.007	-	-	3.038%
2003-11-08	ANONYMOUS	v4_computers	262144	26214400		-		-	-	0.014	-	-	3.963%
2011-02-07	Jocelyn Larouche	Manual testing	2000000	2000000		-		-	-	0.016	-	-	2.598%
2011-07-24	Jocelyn Larouche	Manual testing	2027553	2027553		-		-	-	0.016	-	-	2.611%
2012-02-26	Jocelyn Larouche	Manual testing	2534442	2534442		-		-	-	0.021	-	-	2.827%
2013-10-13	David Campeau	i5-2500k	2580000	74820000		-		-	-	0.053	-	-	6.372%
2014-12-24	thelegendarymudkip	i5-4670k	10000000	250000000		-		-	-	0.188	-	-	8.537%
2016-05-13	mognuts	Manual testing	2771	69275		-		-	-	5.20249e-5	-	-	0.136%
2021-12-04	Seth_Tr	Manual testing	120000000	57767119410		-		-	-	26.53	-	-	17.815%
2022-06-02	Sid & Andy	Manual testing	264000000	2879731624770		-		-	-	1,279	-	-	24.204%

date	userid	compid	b1	b2	start	factor	bits*	ghz-days
2023-02-05	masser	Manual testing	30000000	960000000	81	37	-	-	0.775
2023-02-05	masser	Manual testing	30000000	990000000	2	7	-	-	0.788
2023-02-11	masser	Manual testing	30000000	990000000	6	5	-	-	0.788

	Bits	Factor	GHz-Days	worth
date	userid	compid	from	to	factor	bits*	digits	spent	saved
1999-11-24	ANONYMOUS	v4_computers	2⁵²	2⁵³		-	-	0.002	-	-
2000-04-27	ANONYMOUS	v4_computers	2¹	2⁵⁴		-	-	0.010	-	-
2022-03-07	LordJulius	Manual testing	2⁵⁴	2⁵⁵		-	-	0.010	-	-
2001-02-18	ANONYMOUS	v4_computers	2¹	2⁵⁶		-	-	0.039	-	-
2002-04-14	ANONYMOUS	v4_computers	2¹	2⁵⁷		-	-	0.077	-	-
2016-02-23	Mark Rose	Manual testing	2⁵⁷	2⁵⁸		-	-	0.077	-	-
2009-01-01	Sturle Sunde	gimo.ifi	2⁵⁸	2⁵⁹		-	-	0.155	-	-
2009-01-25	Sturle Sunde	kinner.ifi	2⁵⁹	2⁶⁰		-	-	0.310	-	-
2013-07-15	lycorn	asteroid	2⁶⁰	2⁶¹		-	-	0.620	-	-
2015-08-09	snme2pm1	Manual testing	2⁶¹	2⁶²		-	-	1.239	-	-
2016-01-25	Gordon Spence	Manual testing	2⁶²	2⁶³		-	-	3.961	-	-
2016-01-25	Gordon Spence	Manual testing	2⁶³	2⁶⁴		-	-	7.922	-	-
2018-03-12	Gordon Spence	Manual testing	2⁶⁴	2⁶⁵		-	-	15.08	-	-
2019-12-31	Gordon Spence	Manual testing	2⁶⁵	2⁶⁶		-	-	30.15	-	-

ECM factoring results:

Total ECM effort:	19.137 GHz-days
Estimated T-Level:	29.856

Digits	B1	Complete	FacMiss
20	11000	64.038	0.000%
25	50000	9.233	0.010%
30	250000	0.971	37.866%
35	1000000	0.080	92.329%
40	3000000	0.005	99.468%

ECM Summary

B1	B2	factor	curves	GHz-days
50000	5000000		287	1.715
250000	25000000		583	17.42

ECM Details

										GHz-Days
date	userid	compid	b1	b2	factor	bits*	curve#	stage#	sigma	numcurves	spent
2007-08-08	George Woltman	D_P4Debug	50000	5000000						1	0.006
2007-08-17	ANONYMOUS	Bayes	50000	5000000						1	0.006
2007-08-28	Chad Davis	Bayes	50000	5000000						1	0.006
2007-09-08	Chad Davis	Bayes	50000	5000000						1	0.006
2007-10-04	Chad Davis	Bayes	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2007-12-17	Steve Scott	Abit	50000	5000000						1	0.006
2008-01-03	Steve Scott		50000	5000000						1	0.006
2008-02-23	Scott Kurowski	HomeOffice	50000	5000000						3	0.018
2008-08-25	Sturle Sunde	v23	50000	5000000						3	0.018
2008-09-18	Sturle Sunde	v21	50000	5000000						3	0.018
2008-10-16	Sturle Sunde	v22	50000	5000000						3	0.018
2008-11-16	Sturle Sunde	v23	50000	5000000						3	0.018
2008-12-06	Sturle Sunde	v23	50000	5000000						3	0.018
2009-01-11	Sturle Sunde	v21	50000	5000000						3	0.018
2009-02-09	Sturle Sunde	v23	50000	5000000						3	0.018
2009-03-01	Sturle Sunde	v17	50000	5000000						3	0.018
2009-03-16	Sturle Sunde	v21	50000	5000000						3	0.018
2009-04-03	Sturle Sunde	x	50000	5000000						3	0.018
2009-04-14	Sturle Sunde	v21	50000	5000000						3	0.018
2009-04-19	Sturle Sunde	v23	50000	5000000						3	0.018
2009-04-22	Sturle Sunde	v23	50000	5000000						3	0.018
2009-04-26	linded	kctz74z	50000	5000000						3	0.018
2009-04-29	Sturle Sunde	v21	50000	5000000						3	0.018
2009-05-02	Sturle Sunde	v23	50000	5000000						3	0.018
2009-05-07	Sturle Sunde	v21	50000	5000000						3	0.018
2009-05-10	Sturle Sunde	v21	50000	5000000						3	0.018
2009-05-13	ClknGo Software	cngws2	50000	5000000						3	0.018
2009-05-17	Sturle Sunde	v21	50000	5000000						3	0.018
2009-05-21	ClknGo Software	cngws2	50000	5000000						3	0.018
2009-05-25	Sturle Sunde	v21	50000	5000000						3	0.018
2009-05-29	Sturle Sunde	v23	50000	5000000						3	0.018
2009-06-02	Sturle Sunde	v21	50000	5000000						3	0.018
2009-06-06	ClknGo Software	cngws2	50000	5000000						3	0.018
2009-06-10	Sturle Sunde	v23	50000	5000000						3	0.018
2009-06-14	Sturle Sunde	v21	50000	5000000						3	0.018
2009-06-19	Sturle Sunde	v23	50000	5000000						3	0.018
2009-06-28	Sturle Sunde	v23	50000	5000000						3	0.018
2009-07-10	Sturle Sunde	v21	50000	5000000						3	0.018
2009-07-22	Sturle Sunde	v23	50000	5000000						3	0.018
2009-08-03	Sturle Sunde	v21	50000	5000000						3	0.018
2009-08-16	Sturle Sunde	v21	50000	5000000						3	0.018
2009-08-25	Sturle Sunde	v23	50000	5000000						3	0.018
2009-08-28	ANONYMOUS	v23	50000	5000000						3	0.018
2009-09-01	linded	23G4692-Lib1	50000	5000000						3	0.018
2009-09-03	Sturle Sunde	v21	50000	5000000						3	0.018
2009-09-07	Sturle Sunde	v21	50000	5000000						3	0.018
2009-09-10	Sturle Sunde	v23	50000	5000000						3	0.018
2009-09-13	Sturle Sunde	v23	50000	5000000						3	0.018
2009-09-16	Sturle Sunde	v21	50000	5000000						3	0.018
2009-09-19	Sturle Sunde	v23	50000	5000000						3	0.018
2009-09-23	Sturle Sunde	v23	50000	5000000						3	0.018
2009-09-25	Sturle Sunde	v23	50000	5000000						3	0.018
2009-09-29	ANONYMOUS	v23	50000	5000000						3	0.018
2009-10-03	ANONYMOUS	v23	50000	5000000						3	0.018
2009-10-09	Sturle Sunde	v21	50000	5000000						3	0.018
2009-10-14	Sturle Sunde	v21	50000	5000000						3	0.018
2009-10-17	Sturle Sunde	v23	50000	5000000						3	0.018
2009-10-21	Sturle Sunde	v23	50000	5000000						3	0.018
2009-10-23	Sturle Sunde	v23	50000	5000000						3	0.018
2009-10-26	Sturle Sunde	v23	50000	5000000						3	0.018
2009-10-29	Sturle Sunde	v21	50000	5000000						3	0.018
2009-10-31	Sturle Sunde	v23	50000	5000000						3	0.018
2009-11-03	ClknGo Software	cngws2	50000	5000000						3	0.018
2009-11-06	Sturle Sunde	v21	50000	5000000						3	0.018
2009-11-08	Sturle Sunde	v21	50000	5000000						3	0.018
2009-11-11	Sturle Sunde	v23	50000	5000000						3	0.018
2009-11-15	Sturle Sunde	v21	50000	5000000						3	0.018
2009-11-19	ANONYMOUS	v23	50000	5000000						3	0.018
2009-11-22	Sturle Sunde	v23	50000	5000000						3	0.018
2009-11-26	Dmitry B. Khachaturov	dix-dubna	50000	5000000						3	0.018
2009-11-28	Sturle Sunde	v23	50000	5000000						3	0.018
2009-12-01	ClknGo Software	cngws2	50000	5000000						3	0.018
2009-12-04	Sturle Sunde	v21	50000	5000000						3	0.018
2009-12-08	Sturle Sunde	v23	50000	5000000						3	0.018
2009-12-11	Sturle Sunde	v23	50000	5000000						3	0.018
2009-12-14	Sturle Sunde	v23	50000	5000000						3	0.018
2009-12-17	Sturle Sunde	v23	50000	5000000						3	0.018
2009-12-22	Sturle Sunde	v21	50000	5000000						3	0.018
2009-12-29	Sturle Sunde	v21	50000	5000000						3	0.018
2010-01-04	Sturle Sunde	v21	50000	5000000						3	0.018
2010-01-13	Sturle Sunde	v23	50000	5000000						3	0.018
2010-01-14	Sturle Sunde	v23	50000	5000000						3	0.018
2010-01-15	Sturle Sunde	v21	50000	5000000						3	0.018
2010-01-19	Sturle Sunde	v21	50000	5000000						3	0.018
2010-01-22	Sturle Sunde	v23	50000	5000000						3	0.018
2010-01-26	Sturle Sunde	v23	50000	5000000						3	0.018
2010-01-28	Sturle Sunde	v21	50000	5000000						3	0.018
2010-01-31	Sturle Sunde	v23	50000	5000000						3	0.018
2010-02-04	Sturle Sunde	v23	50000	5000000						3	0.018
2010-02-06	Sturle Sunde	v21	50000	5000000						3	0.018
2010-02-10	Sturle Sunde	v23	50000	5000000						3	0.018
2010-02-13	Sturle Sunde	v21	50000	5000000						3	0.018
2010-02-17	BOM	C2Q-2667	50000	5000000						3	0.018
2010-02-20	Sturle Sunde	v21	50000	5000000						3	0.018
2010-03-03	Sturle Sunde	v23	50000	5000000						3	0.018
2010-03-09	BOM	C2Q-2667	50000	5000000						3	0.018
2010-03-13	Sturle Sunde	v21	50000	5000000						3	0.018
2010-04-06	James Hintz	NEW_OMFG	50000	5000000						5	0.030
2010-04-06	Sturle Sunde	v21	250000	25000000						3	0.090
2010-04-08	Sturle Sunde	v21	250000	25000000						3	0.090
2010-04-09	James Hintz	05_122109	250000	25000000						11	0.329
2010-04-17	James Hintz	05_122109	250000	25000000						3	0.090
2010-04-20	James Hintz	05_122109	250000	25000000						3	0.090
2010-08-21	Sturle Sunde	v23	250000	25000000						3	0.090
2010-09-12	Sturle Sunde	v21	250000	25000000						3	0.090
2010-10-05	Sturle Sunde	v21	250000	25000000						3	0.090
2010-10-24	Sturle Sunde	v23	250000	25000000						3	0.090
2010-11-16	Dmitry B. Khachaturov	dix-dubna	250000	25000000						3	0.090
2010-12-06	Sturle Sunde	v21	250000	25000000						3	0.090
2010-12-25	Sturle Sunde	v21	250000	25000000						3	0.090
2011-01-17	Sturle Sunde	v23	250000	25000000						3	0.090
2011-02-03	Sturle Sunde	v21	250000	25000000						3	0.090
2011-03-01	David Bessell	T413	250000	25000000						3	0.090
2011-03-30	Sturle Sunde	v21	250000	25000000						3	0.090
2011-04-30	David Bessell	T413	250000	25000000						3	0.090
2011-05-20	Sturle Sunde	v21	250000	25000000						3	0.090
2011-06-02	Sturle Sunde	v21	250000	25000000						3	0.090
2011-07-06	David Bessell	T413	250000	25000000						3	0.090
2011-09-08	David Bessell	T413	250000	25000000						3	0.090
2011-10-03	David Bessell	T413	250000	25000000						3	0.090
2011-11-02	Sturle Sunde	v21	250000	25000000						3	0.090
2011-12-08	Dmitry B. Khachaturov	dix-dubna	250000	25000000						3	0.090
2012-01-28	Sturle Sunde	v21	250000	25000000						3	0.090
2012-02-28	David Bessell	T413	250000	25000000						3	0.090
2012-04-14	Sturle Sunde	v21	250000	25000000						3	0.090
2012-05-20	Sturle Sunde	v21	250000	25000000						3	0.090
2012-10-02	David Bessell	T413	250000	25000000						3	0.090
2013-01-22	KevinChen	HomeOfKevin	250000	25000000						3	0.090
2013-09-10	lopper	lolz3	250000	25000000						3	0.090
2014-11-10	Chris Smith	starcraft2	250000	25000000						3	0.090
2015-10-28	Bruce	Desk8	250000	25000000						3	0.090
2015-11-14	Bruce	Desk7	250000	25000000						3	0.090
2015-11-20	Bruce	Desk8	250000	25000000						3	0.090
2015-11-25	Bruce	Desk8	250000	25000000						3	0.090
2015-11-30	Bruce	Desk8	250000	25000000						3	0.090
2015-12-04	Bruce	Desk7	250000	25000000						3	0.090
2015-12-08	Bruce	Desk8	250000	25000000						3	0.090
2015-12-15	Bruce	Desk8	250000	25000000						3	0.090
2015-12-27	XZT	Tablet	250000	25000000						3	0.090
2016-01-04	Bruce	Desk8	250000	25000000						3	0.090
2016-01-14	Bruce	Desk8	250000	25000000						3	0.090
2016-01-23	Bruce	Desk8	250000	25000000						3	0.090
2016-01-31	Bruce	Desk8	250000	25000000						3	0.090
2016-03-08	ANONYMOUS	q34regopsitorgs	250000	25000000						3	0.090
2016-03-15	lettp	Home	250000	25000000						3	0.090
2016-03-22	lettp	Home	250000	25000000						3	0.090
2016-06-05	thelegendarymudkip	i5-4670k	250000	25000000						3	0.090
2016-07-10	WileECoyote	S107B	250000	25000000						3	0.090
2016-07-19	WileECoyote	S107B	250000	25000000						3	0.090
2016-07-24	WileECoyote	S107B	250000	25000000						3	0.090
2016-07-29	WileECoyote	S107B	250000	25000000						3	0.090
2016-08-03	WileECoyote	S107B	250000	25000000						3	0.090
2016-08-07	WileECoyote	S107B	250000	25000000						3	0.090
2016-08-19	WileECoyote	S107B	250000	25000000						3	0.090
2016-08-23	WileECoyote	S107B	250000	25000000						3	0.090
2016-08-28	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-02	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-07	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-12	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-19	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-24	WileECoyote	S107B	250000	25000000						3	0.090
2016-09-29	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-04	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-09	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-15	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-20	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-25	WileECoyote	S107B	250000	25000000						3	0.090
2016-10-30	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-04	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-10	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-15	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-19	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-24	WileECoyote	S107B	250000	25000000						3	0.090
2016-11-29	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-03	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-08	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-13	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-20	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-24	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-28	WileECoyote	S107B	250000	25000000						3	0.090
2016-12-31	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-04	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-08	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-13	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-17	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-21	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-26	WileECoyote	S107B	250000	25000000						3	0.090
2017-01-30	WileECoyote	S107B	250000	25000000						3	0.090
2017-02-10	WileECoyote	S107B	250000	25000000						3	0.090
2017-10-08	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2017-10-08	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-01-02	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-01-31	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-03-03	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-04-21	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-07-04	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-10-11	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2018-12-28	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2019-03-09	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2019-05-10	WileECoyote	ScoobyDoo	250000	25000000						3	0.090
2019-05-28	lycorn	supernova	250000	25000000						269	8.039

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)
1997-01-01	Ken Kiefer		2A213CB87A7129EA	0.001
2016-06-01	MadPoo	Manual testing	2A213CB87A7129EA	0.001