2 162 119 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
988902563497299599782297	24	79.7	2018-02-27 01:26:43

ECM

Digits	B1	Curves
25	50000	106 / 280

Estimated T-Level: 21.9 ⓘ

TF below 2^68 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Goran Adevik	7E201794F1683031	0
Verified (Factored)	1999-02-14	Jordan Share	7E201794F1683031	613086

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-02-28	Hexaflexagon	D94497569207D232	1	1501866	5	3
Verified	2018-02-28	arnaud	D94497569207D232	1	1006409	5	3

History

Date	User	Type	Result
2023-05-13	This -Anonymous-	NF-PM1	B1=800000, B2=40000000, E=12
2018-02-28	arnaud	C-PRP	M2162119/988902563497299599782297 : D94497569207D232 PRP: Verified PRP without proof (not generated)
2018-02-28	Hexaflexagon	C-PRP	M2162119/988902563497299599782297 : D94497569207D232 PRP: Verified PRP without proof (not generated)
2018-02-27	bam	F-ECM	Factor: 988902563497299599782297 / (ECM curve 2, B1=50000, B2=5000000)
2017-09-13	Joss	NF-PM1	B1=576000, B2=5760000, E=6
2017-09-05	Joss	NF-PM1	B1=480000, B2=4800000, E=6
2016-11-10	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-04-18	Joss	NF-PM1	B1=240000, B2=8836709, E=12
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-12-30	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-25	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-25	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-10-03	Joss	NF-PM1	B1=149686
2013-01-23	dbaugh	NF	no factor from 2^62 to 2^63
2011-01-22	markr	NF-PM1	B1=120000, B2=2340000, E=6
2011-01-15	Joss	NF-PM1	B1=50000
2010-11-07	Joss	NF-PM1	B1=30000
2010-11-04	Joss	NF-PM1	B1=15000
2009-01-08	Sturle Sunde	NF	no factor from 2^61 to 2^62
2009-01-05	Sturle Sunde	NF	no factor from 2^60 to 2^61

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