M245383 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	unknown	30000000	10120247026890	4,486.3114	72.9524%	4,486.3114	72.9524%	72.9524%
PrimeNet	2⁴⁰	0.0000	55.0000%	2600	65000	0.0000	13.9775%	0.0000	61.2899%	6.2899%
GPU72	2⁴⁴	0.0000	59.0909%	4500	110000	0.0001	10.1310%	0.0001	63.2354%	4.1445%
Difference	-44	0.0000	-59.0909%	+29995500	+10120246916890	+4,486.3113	+62.8213%	+4,486.3113	+9.7170%	+9.7170%

	P-1	GHz-days
exponent	factor	digits	bits*	k	date found	min B1	min B2	min. TF	min. P-1	normal P-1
245383	100656061449529	15	46.516	205099908 2² × 3 × 13 × 19 × 69197	-	19	69197	7.333e-5	3.082e-5	5.729e-5
245383	1794188468218042249912304502791	31	100.501	3655893986580248529670565 5 × 11 × 2657 × 3761 × 30529 × 217883045651	2021-05-02	30529	217883045651	7.069e+11	96.583	180.39

exponent	prime factors	composite factor	digits	bits*
245383	100656061449529 1794188468218042249912304502791	180595944708991569937338481244333897086135439	45	147.018

	GHz-Days	worth	Factor probability
date	userid	compid	b1	b2	e	stage	factor	digits	bits*	spent	saved
2021-07-29T05:34:04	Oliver Kruse	Ollaptop	30000000	3000000000	24	-	skipped known factor: 100656061449529	-	-	1.561	-	-	43.981%
2022-04-13T00:49:17	Oliver Kruse	Threadripper-PC	30000000	10120247026890		-	skipped known factor: 100656061449529 skipped known factor: 1794188468218042249912304502791	-	-	4,486	-	-	63.089%

ECM factoring results:

Old Calculation Method

Total ECM effort:	10.241 GHz-days
Estimated T-Level:	27.195

Digits	B1	Curves	Complete	FacMiss
20	11000	585 / 100	5.850	0.280%
25	50000	555 / 280	1.982	13.729%
30	250000	281 / 640	0.439	64.442%

New Calculation Method

Total ECM effort:	10.241 GHz-days
Estimated T-Level:	27.195

Digits	B1	Complete	FacMiss
20	11000	32.262	0.000%
25	50000	4.213	1.480%
30	250000	0.418	65.837%
35	1000000	0.033	96.760%
40	3000000	0.002	99.786%

ECM Summary

B1	B2	factor	curves	GHz-days
11000	1100000		30	0.039
50000	5000000		274	1.637
250000	25000000		247	7.379
250000	36239257		14	0.481
250000	38500000		14	0.493
250000	38500000	1794188468218042249912304502791	6	0.211

ECM Details

										GHz-Days
date	userid	compid	b1	b2	factor	bits*	curve#	stage#	sigma	numcurves	spent
2009-01-12T17:48:00	Matthias Wurtinger	WUR_E6600	11000	1100000						30	0.039
2014-08-15T10:41:00	TJAOI	Manual testing	50000	5000000						43	0.257
2014-12-26T10:48:00	TJAOI	Manual testing	50000	5000000						50	0.299
2015-08-14T10:08:00	TJAOI	Manual testing	50000	5000000						90	0.538
2016-04-08T13:16:23	TJAOI	Manual testing	50000	5000000						91	0.544
2017-08-11T11:12:06	TJAOI	Manual testing	250000	25000000						44	1.314
2019-12-20T09:26:41	Ducho_YYZ	oracleDE2	250000	25000000						3	0.090
2019-12-21T10:40:28	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2019-12-22T19:15:56	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2019-12-24T09:49:14	Ducho_YYZ	oracleAU	250000	25000000						3	0.090
2019-12-25T20:08:26	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2019-12-27T19:51:40	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2019-12-29T17:17:13	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2019-12-31T15:58:41	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-02T16:22:20	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-04T19:37:34	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-06T22:58:17	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-09T04:28:24	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-11T07:57:25	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-14T09:42:55	_p95holder_	TFL15_PRPt13pE_s	250000	25000000						3	0.090
2020-01-15T17:54:13	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-17T23:29:26	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-20T10:03:38	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-22T16:16:46	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-24T23:11:33	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-27T11:26:59	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-01-30T04:12:39	kracker	O0	250000	25000000						3	0.090
2020-02-01T22:30:32	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-05T01:28:31	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-08T07:27:54	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-11T16:32:04	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-15T09:34:11	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-19T09:12:05	Massimo Cappelli (ik5pwa)	maxlinux_8	250000	25000000						3	0.090
2020-02-22T02:06:45	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-25T22:18:16	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-02-29T01:42:01	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-03-04T19:02:17	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-03-10T01:44:44	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-03-16T00:30:29	daveward2005	Dave2	250000	25000000						3	0.090
2020-03-21T08:48:47	Niels_Mache_Nextcloud	SuperDry-Y	250000	25000000						3	0.090
2020-04-06T09:17:05	TJAOI	Manual testing	250000	25000000						1	0.030
2020-04-13T04:55:00	Oliver Kruse	IOS-2	250000	25000000						3	0.090
2020-04-29T14:54:10	Greg	azure2	250000	25000000						3	0.090
2020-05-03T17:47:45	Greg Hogan	azure3	250000	25000000						3	0.090
2020-05-09T21:32:48	Greg Hogan	azure5	250000	25000000						3	0.090
2020-05-30T07:42:03	_p95holder_	TFL18_PRPt12pE_m	250000	25000000						3	0.090
2020-06-16T04:42:41	kracker	O0	250000	25000000						3	0.090
2020-06-26T07:24:41	nordi	sweet16	250000	25000000						3	0.090
2020-07-06T03:39:09	MarkS	laptop64	250000	25000000						3	0.090
2020-07-20T20:47:10	_p95holder_	TFL15_PRPt13pE_s	250000	25000000						3	0.090
2020-08-01T03:45:37	_p95holder_	TFL1_PRPt8pE_n	250000	25000000						3	0.090
2020-09-10T03:08:07	nordi	sweet16	250000	25000000						7	0.209
2020-10-21T23:48:47	Chang Chia-Tche	exbpc13	250000	25000000						7	0.209
2020-11-05T16:16:48	nordi	sweet16	250000	25000000						7	0.209
2021-01-20T03:59:47	nordi	sweet16	250000	38500000						7	0.247
2021-02-01T02:17:26	seatsea	dt	250000	36239257						7	0.240
2021-03-18T23:50:12	_p95holder_	TFL15_PRPt13pE_s	250000	25000000						7	0.209
2021-05-02T03:10:09	nordi	sweet16	250000	38500000	1794188468218042249912304502791	100.501	6	2	8050212655970696	6	0.211
2021-06-21T22:56:50	Daniil Tsarkov	9900KF	250000	25000000						7	0.209
2021-07-14T09:04:20	seatsea	Manual testing	250000	36239257						7	0.240
2021-09-10T00:17:22	_p95holder_	TFL15_PRPt13pE_s	250000	25000000						7	0.209
2021-10-11T04:15:37	Dylan Delgado	laptop-ryzen73700	250000	38500000						7	0.247
2021-12-06T21:04:54	mnd9	f4	250000	25000000						7	0.209
2022-02-17T16:44:07	_p95holder_	TFL17_PRPt12pE_k	250000	25000000						7	0.209
2022-04-09T00:27:23	_p95holder_	TFL17_PRPt12pE_k	250000	25000000						7	0.209
2022-05-24T03:34:32	Corey	tab	250000	25000000						7	0.209

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