3 814 721 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
46507462442995704584383	23	75.3	2021-01-01 07:38:37

ECM

Digits	B1	Curves
25	50000	12 / 280

Estimated T-Level: 20.2 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	1998-04-11	Larry English	FF9937CF1FC24151	0
Verified (Factored)	1999-10-21	Jim Robinson	FF9937CF1FC24151	513014

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-01-02	Niels_Mache_Nextcloud	0C9D768E0F7811A9	1	3060257	5	3

P-1 factors

Date	Factor	B1	B2
2021-01-01	46507462442995704584383	15000000	750000000

History

Date	User	Type	Result
2022-05-25	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-03	Joss	NF-PM1	B1=90000
2021-01-02	Logstor	CERT	PRP Certification Proof certified good
2021-01-02	Niels_Mache_Nextcloud	C-PRP	M3814721/46507462442995704584383 : 0C9D768E0F7811A9 PRP proof power = 7 PRP: Verified Proof certified good
2021-01-01	axn	F-PM1	Factor: 46507462442995704584383 / (P-1, B1=15000000, B2=750000000)
2020-11-16	TJAOI	NF	no factor from 2^68 to 2^69
2018-10-15	TJAOI	NF	no factor from 2^67 to 2^68
2016-11-17	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-08-14	Joss	NF-PM1	B1=222393, B2=4447860, E=6
2016-02-26	ramgeis	NF	no factor from 2^65 to 2^66
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-01-28	Joss	NF-PM1	B1=222393, B2=2223930, E=6
2015-01-18	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-18	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-09-20	Joss	NF-PM1	B1=81825
2012-03-23	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-11-03	Squeeky_Squirrel	NF-PM1	B1=65000, B2=1121250, E=6
2011-03-25	markr	NF	no factor from 2^61 to 2^62
2009-07-12	Carsten Kossendey	NF-PM1	B1=20000, B2=270000
2009-02-28	S485122	NF	no factor from 2^60 to 2^61

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