1 800 593 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

No factors below 2⁶⁸

TF target 2⁶¹

TF below 2^81 is very unlikely to find new factors due to ECM effort.

P-1

B1 =	25000000
B2 =	69189473430

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	106 / 640

Estimated T-Level: 25.8 ⓘ

Status	Date	User	Residue	Shift
Verified		Matt Hicks	055B21503D3391ED	0
Bad		Alex and Nick Myrman	0BF9B0D4105CC864	0
Verified	1998-12-06	fataugie	055B21503D3391ED	380006
Verified	2015-06-27	MadPoo	055B21503D3391ED	1354138

History

Date	User	Type	Result
2023-08-03	kurly	NF-PM1	B1=25000000, B2=69189473430
2023-05-20	Joss	NF-PM1	B1=1800593, B2=7530228090
2023-05-20	Joss	NF-PM1	B1=1800593, B2=6275647560
2023-02-25	Joss	NF-PM1	B1=1800593, B2=2663859660
2023-01-07	Joss	NF-PM1	B1=1800593, B2=918797880
2022-10-27	masser	NF-PP1	Start=6/5, B1=400000, B2=10800000
2022-10-27	masser	NF-PP1	Start=2/7, B1=800000, B2=25600000
2022-10-27	masser	NF-PP1	Start=97/61, B1=200000, B2=4400000
2021-07-11	Dylan Delgado	NF-PM1	B1=3000000, B2=393000000
2019-07-24	TJAOI	NF	no factor from 2^67 to 2^68
2018-09-18	Joss	NF-PM1	B1=1800593, B2=180059300, E=12
2018-06-11	TJAOI	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-08-30	ramgeis	NF	no factor from 2^65 to 2^66
2015-06-27	MadPoo	C-LL	055B21503D3391ED
2015-04-27	mikr	NF-PM1	B1=2780000, B2=91760000, E=12
2015-04-19	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-19	snme2pm1	NF	no factor from 2^63 to 2^64
2014-09-20	Joss	NF-PM1	B1=171292
2014-05-12	Joss	NF-PM1	B1=135646
2011-02-09	Carsten Kossendey	NF-PM1	B1=100000, B2=1650000, E=6
2011-01-21	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-10	Architects Cubed	NF	no factor from 2^60 to 2^61

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