1 846 939 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
51435126766629082871633	23	75.4	2020-08-11 22:28:00

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	108 / 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)		Jens J Loesel	424C1A094A2CD697	0
Verified (Factored)		Michael Weingran	424C1A094A2CD697	0
Verified (Factored)	2015-07-16	MadPoo	424C1A094A2CD697	103739

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-08-11	storm5510	FCCD333A8D86D7E3	1	441928	5	3
Verified	2020-11-11	Oliver Kruse	FCCD333A8D86D7E3	1	299050	5	3

History

Date	User	Type	Result
2020-11-11	OLAFE	CERT	PRP Certification Proof certified good
2020-11-11	Oliver Kruse	C-PRP	M1846939/51435126766629082871633 : FCCD333A8D86D7E3 PRP proof power = 7 PRP: Verified Proof certified good
2020-08-11	storm5510	C-PRP	M1846939/51435126766629082871633 : FCCD333A8D86D7E3 PRP proof power = 7 PRP: Verified PRP proof never uploaded
2020-08-11	GAN	F-ECM	Factor: 51435126766629082871633 / (ECM curve 1, B1=50000, B2=5000000, Sigma=3417927138139936)
2019-06-17	TJAOI	NF	no factor from 2^67 to 2^68
2018-09-21	Joss	NF-PM1	B1=1846939, B2=184693900, E=12
2018-02-24	Joss	NF-PM1	B1=1846939, B2=99532800, E=12
2018-02-09	Joss	NF-PM1	B1=1846939, B2=49766400, E=12
2018-02-02	Joss	NF-PM1	B1=1846939, B2=24883200, E=12
2017-10-20	TJAOI	NF	no factor from 2^66 to 2^67
2017-02-06	Joss	NF-PM1	B1=1244160, B2=12441600, E=12
2017-01-11	Joss	NF-PM1	B1=1036800
2016-10-29	Joss	NF-PM1	B1=864000
2016-10-27	Joss	NF-PM1	B1=720000
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
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-10-06	Bruno Victal	NF-PM1	B1=500000, B2=15000000, E=12
2015-09-07	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-16	MadPoo	C-LL	424C1A094A2CD697
2015-04-27	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-27	snme2pm1	NF	no factor from 2^63 to 2^64
2012-01-01	markr	NF-PM1	B1=275000, B2=6000000, E=12
2011-01-21	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-09	Architects Cubed	NF	no factor from 2^60 to 2^61

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