3 116 459 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
191843046682058537762426428039	30	97.3	2021-12-23 21:33:44

ECM

Digits	B1	Curves
25	50000	82 / 280

Estimated T-Level: 21.5 ⓘ

TF below 2^66 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Ken Kriesel	1FC246D9AD3344A4	0
Verified (Factored)	1999-07-27	Marc Getty / Phil Fizur	1FC246D9AD3344A4	442872

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-12-23	Tucker Kao	F9D9B0F0D671FE55	1	345846	5	3

History

Date	User	Type	Result
2022-09-03	Joss	NF-PM1	B1=1246583, B2=236513550
2022-02-20	Joss	NF-PM1	B1=1000000, B2=128282700
2021-12-24	Team_Inspector	CERT	PRP Certification Proof certified good
2021-12-23	Tucker Kao	C-PRP	M3116459/191843046682058537762426428039 : F9D9B0F0D671FE55 PRP proof power = 7 PRP: Verified Proof certified good
2021-12-23	daveward2005	F-ECM	Factor: 191843046682058537762426428039 / (ECM curve 3, B1=50000, B2=5000000, Sigma=3470309832043512)
2020-11-26	axn	NF	no factor from 2^69 to 2^70
2020-11-26	axn	NF	no factor from 2^68 to 2^69
2019-01-21	TJAOI	NF	no factor from 2^67 to 2^68
2018-10-16	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2018-07-19	Joss	NF-PM1	B1=670000, B2=3350000
2018-07-18	Joss	NF-PM1	B1=670000, B2=2010000
2018-07-17	Joss	NF-PM1	B1=670000, B2=1340000, E=4
2017-04-14	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-10-02	Joss	NF-PM1	B1=105000, B2=2551500, E=6
2016-09-28	Squeeky_Squirrel	NF-PM1	B1=195000, B2=5460000, E=12
2015-06-11	Tha	NF	no factor from 2^65 to 2^66
2015-02-07	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-07	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-03	dbaugh	NF	no factor from 2^62 to 2^63
2011-11-19	markr	NF	no factor from 2^61 to 2^62
2011-08-26	Squeeky_Squirrel	NF-PM1	B1=105000, B2=2126250, E=6
2009-07-03	Carsten Kossendey	NF-PM1	B1=15000, B2=180000
2009-04-12	S485122	NF	no factor from 2^60 to 2^61

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