1 695 581 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
44110398655886684396068951	26	85.2	2020-01-08 20:34:08

ECM

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

Estimated T-Level: 25.8 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		The Grebelius Family	2B313A6D5C3FD209	0
Verified (Factored)		Marc Honey	2B313A6D5C3FD209	0
Verified (Factored)	1998-11-21	Sam Laur	2B313A6D5C3FD209	943567
Verified (Factored)	2016-06-02	MadPoo	2B313A6D5C3FD209	62348

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-01-08	nordi	4A1305EB1908B006	1	539914	5	3
Verified	2020-01-09	oodaira	4A1305EB1908B006	1	48295	5	3

History

Date	User	Type	Result
2020-01-09	oodaira	C-PRP	M1695581/44110398655886684396068951 : 4A1305EB1908B006 PRP: Verified PRP without proof (not generated)
2020-01-08	nordi	C-PRP	M1695581/44110398655886684396068951 : 4A1305EB1908B006 PRP: Verified PRP without proof (not generated)
2020-01-08	nordi	F-ECM	Factor: 44110398655886684396068951 / (ECM curve 3, B1=250000, B2=25000000, Sigma=5867313274614610)
2019-06-24	TJAOI	NF	no factor from 2^67 to 2^68
2017-09-08	TJAOI	NF	no factor from 2^66 to 2^67
2016-06-02	MadPoo	C-LL	2B313A6D5C3FD209
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2015-10-12	ramgeis	NF	no factor from 2^65 to 2^66
2015-02-08	VictordeHollander	NF-PM1	B1=10000000, B2=200000000, E=12
2015-01-31	Joss	NF-PM1	B1=309959
2015-01-30	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-30	VictordeHollander	NF	no factor from 2^63 to 2^64
2015-01-05	Joss	NF-PM1	B1=281781
2014-09-30	Joss	NF-PM1	B1=187854
2014-05-01	-Anonymous-	NF-PM1	B1=150000
2014-03-31	Joss	NF-PM1	B1=100000
2011-02-07	Carsten Kossendey	NF-PM1	B1=90000, B2=1485000, E=6
2011-01-26	Joss	NF-PM1	B1=50000
2010-09-26	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-23	Architects Cubed	NF	no factor from 2^60 to 2^61

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