2 292 439 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
13167142702905966100447409	26	83.4	2020-12-29 00:45:28

ECM

Digits	B1	Curves
25	50000	119 / 280

Estimated T-Level: 22.1 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		King Butler	900F7EEC66B3BCB1	0
Verified (Factored)	1999-11-04	Alexander Kruppa	900F7EEC66B3BCB1	1974784
Verified (Factored)	2018-04-29	kkmrkkblmbrbk	900F7EEC66B3BCB1	670301

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-12-29	firejuggler	C15330556E5F868E	1	740950	5	3
Verified	2020-12-29	Niels_Mache_Nextcloud	C15330556E5F868E	1	36883	5	3

History

Date	User	Type	Result
2020-12-29	Simon Josefsson	CERT	PRP Certification Proof certified good
2020-12-29	Niels_Mache_Nextcloud	C-PRP	M2292439/13167142702905966100447409 : C15330556E5F868E PRP proof power = 7 PRP: Verified Proof certified good
2020-12-29	curtisc	CERT	PRP Certification Proof certified good
2020-12-29	firejuggler	C-PRP	M2292439/13167142702905966100447409 : C15330556E5F868E PRP proof power = 7 PRP: Verified Proof certified good
2020-12-29	rextherunt	F-ECM	Factor: 13167142702905966100447409 / (ECM curve 1, B1=50000, B2=5000000)
2019-07-17	BigBrother	NF-PM1	B1=3000000, B2=90000000, E=12
2019-05-20	TJAOI	NF	no factor from 2^67 to 2^68
2018-04-29	kkmrkkblmbrbk	C-LL	900F7EEC66B3BCB1
2017-05-20	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-01-01	Joss	NF-PM1	B1=359683, B2=3596830, E=6
2015-11-03	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-12	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-12	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-10-03	Joss	NF-PM1	B1=140996
2014-06-11	Joss	NF-PM1	B1=112998
2013-08-20	David Campeau	NF	no factor from 2^62 to 2^63
2012-05-12	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-16	Oscar Östlin	NF-PM1	B1=85000, B2=1742500, E=6
2010-11-29	Oscar Östlin	NF-PM1	B1=75011
2010-11-15	Joss	NF-PM1	B1=20000
2010-11-07	Joss	NF-PM1	B1=15000
2009-01-15	Sturle Sunde	NF	no factor from 2^60 to 2^61

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