1 430 321 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
10914436880453976039439	23	73.2	2016-07-21 20:31:16

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
Bad		Alex and Nick Myrman	2E5	0
Verified (Factored)		Kevin Jaget	BD5DFD2DE12CB38A	0
Verified (Factored)		Marc-Etienne Vargenau	BD5DFD2DE12CB38A	0
Verified (Factored)		Cornelius Caesar	BD5DFD2DE12CB38A	0
Verified (Factored)	2015-11-13	MadPoo	BD5DFD2DE12CB38A	1340851

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	Oliver Kruse	1F0491309B624FEA	1	0	1	3
Verified	2017-10-26	kkmrkkblmbrbk	1F0491309B624FEA	1	1046735	1	3

History

Date	User	Type	Result
2017-10-26	kkmrkkblmbrbk	C-PRP	M1430321/10914436880453976039439 : 1F0491309B624FEA PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1430321/10914436880453976039439 : 1F0491309B624FEA PRP: Verified PRP without proof (not generated)
2016-08-27	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-07-21	bam	F-ECM	Factor: 10914436880453976039439 / (ECM curve 1, B1=50000, B2=5000000)
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-11-13	MadPoo	C-LL	BD5DFD2DE12CB38A
2015-10-02	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-26	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=591556
2015-03-05	Joss	NF-PM1	B1=537779
2015-03-01	Joss	NF-PM1	B1=488890
2015-02-20	Joss	NF-PM1	B1=444446
2015-01-30	Joss	NF-PM1	B1=404042
2014-11-10	Joss	NF-PM1	B1=244874
2011-05-07	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2009-08-07	markr	NF-PM1	B1=200000, B2=5000000, E=6
2009-02-18	Sturle Sunde	NF	no factor from 2^60 to 2^61

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