2 275 447 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
3097909387380210359609	22	71.4	2020-04-25 12:06:15

ECM

Digits	B1	Curves
25	50000	60 / 280

Estimated T-Level: 21.1 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		John B. Meaders,Jr.	9D632B2F8C393492	0
Verified (Factored)		Wayne Scott	9D632B2F8C393492	0
Verified (Factored)	1999-03-01	Xandy Johnson	9D632B2F8C393492	1991194

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-04-25	M Miller	E829B328BF2A8A8C	1	38956	5	3
Verified	2020-04-27	Luigi Morelli	E829B328BF2A8A8C	1	180215	5	3

History

Date	User	Type	Result
2020-04-27	Luigi Morelli	C-PRP	M2275447/3097909387380210359609 : E829B328BF2A8A8C PRP: Verified PRP without proof (not generated)
2020-04-25	M Miller	C-PRP	M2275447/3097909387380210359609 : E829B328BF2A8A8C PRP: Verified PRP without proof (not generated)
2020-04-25	nordi	F-ECM	Factor: 3097909387380210359609 / (ECM curve 3, B1=50000, B2=5000000, Sigma=6825164201312613)
2019-10-08	BigBrother	NF-PM1	B1=3000000, B2=90000000, E=12
2019-04-29	TJAOI	NF	no factor from 2^67 to 2^68
2017-01-17	Conductor	NF	no factor from 2^66 to 2^67
2016-04-15	Joss	NF-PM1	B1=391910, B2=14202195, E=12
2016-04-05	Joss	NF-PM1	B1=391910, B2=7054380, E=12
2016-04-02	Joss	NF-PM1	B1=326592
2016-03-20	Joss	NF-PM1	B1=272160
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2015-10-31	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-10	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-10	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-09-15	-Anonymous-	NF-PM1	B1=133207
2013-12-06	Jerry Hallett	NF	no factor from 2^62 to 2^63
2012-05-06	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-01	markr	NF-PM1	B1=105000, B2=2152500, E=6
2010-11-14	Joss	NF-PM1	B1=30000
2010-11-06	Joss	NF-PM1	B1=15000
2009-01-14	Sturle Sunde	NF	no factor from 2^60 to 2^61

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