1 760 609 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 =	20000000
B2 =	296735739300

ECM

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

Estimated T-Level: 25.8 ⓘ

Status	Date	User	Residue	Shift
Verified		Ken Kriesel	5E51A8581EFECB5B	0
Verified	1998-12-06	don trimble	5E51A8581EFECB5B	891242
Verified	2007-04-07	S614422	5E51A8581EFECB5B	891242
Verified	2016-06-02	MadPoo	5E51A8581EFECB5B	939667

History

Date	User	Type	Result
2023-07-25	linament	NF-PM1	B1=20000000, B2=296735739300
2023-07-25	linament	NF-PM1	B1=20000000
2023-06-29	Joss	NF-PM1	B1=1760609, B2=7179269790
2023-02-26	Joss	NF-PM1	B1=1760609, B2=2659470660
2023-01-06	Joss	NF-PM1	B1=1760609, B2=914413500
2019-08-16	TJAOI	NF	no factor from 2^67 to 2^68
2018-10-19	Joss	NF-PM1	B1=1760609, B2=193666990, E=12
2018-08-13	Joss	NF-PM1	B1=1760609, B2=176060900, E=12
2018-07-10	Joss	NF-PM1	B1=1760609, B2=88030450, E=12
2018-05-07	TJAOI	NF	no factor from 2^66 to 2^67
2016-06-02	MadPoo	C-LL	5E51A8581EFECB5B
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
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
2015-09-06	ramgeis	NF	no factor from 2^65 to 2^66
2015-04-29	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-29	snme2pm1	NF	no factor from 2^63 to 2^64
2015-04-26	mikr	NF-PM1	B1=2475400, B2=86660000, E=12
2014-09-17	-Anonymous-	NF-PM1	B1=172912
2014-05-09	Joss	NF-PM1	B1=136456
2014-04-08	Joss	NF-PM1	B1=100000
2011-02-09	Carsten Kossendey	NF-PM1	B1=95000, B2=1567500, E=6
2010-12-13	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-18	Architects Cubed	NF	no factor from 2^60 to 2^61

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