1 429 063 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
293434497983161127531551	24	78.0	2017-02-10 18:35:36

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		John R Pierce	D5B91A8FA17CB34D	0
Verified (Factored)		Robert L. Klungle	D5B91A8FA17CB34D	0
Verified (Factored)		Cornelius Caesar	D5B91A8FA17CB34D	0
Verified (Factored)	2015-11-13	MadPoo	D5B91A8FA17CB34D	200615

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	Oliver Kruse	08E66405A1DA81F4	1	0	1	3
Verified	2017-10-26	kkmrkkblmbrbk	08E66405A1DA81F4	1	518322	1	3

History

Date	User	Type	Result
2017-10-26	kkmrkkblmbrbk	C-PRP	M1429063/293434497983161127531551 : 08E66405A1DA81F4 PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1429063/293434497983161127531551 : 08E66405A1DA81F4 PRP: Verified PRP without proof (not generated)
2017-02-10	Chang Chia-Tche	F-ECM	Factor: 293434497983161127531551 / (ECM curve 1, B1=50000, B2=5000000)
2016-08-27	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-08-18	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^57 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-11-13	MadPoo	C-LL	D5B91A8FA17CB34D
2015-10-11	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-24	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2015-03-20	snme2pm1	NF	no factor from 2^64 to 2^65
2015-03-20	snme2pm1	NF	no factor from 2^63 to 2^64
2015-03-12	Joss	NF-PM1	B1=591648
2015-03-05	Joss	NF-PM1	B1=537862
2015-03-01	Joss	NF-PM1	B1=488966
2015-02-20	Joss	NF-PM1	B1=444515
2015-01-30	Joss	NF-PM1	B1=404105
2014-11-10	Joss	NF-PM1	B1=244913
2011-05-07	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2009-08-05	markr	NF-PM1	B1=200000, B2=5000000, E=6
2009-02-16	Sturle Sunde	NF	no factor from 2^60 to 2^61

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