1 425 649 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
79345782243364990034219801	26	86.0	2017-01-31 11:17:32

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)		David Slowinski	4009	0
Verified (Factored)		James Meszaros	8EC6465A1C894009	0
Verified (Factored)	2002-10-19	Mark Outhier	8EC6465A1C894009	806272
Verified (Factored)	2016-06-02	MadPoo	8EC6465A1C894009	1088665

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	Oliver Kruse	D0D95890C37965BA	1	0	1	3
Verified	2017-10-26	kkmrkkblmbrbk	D0D95890C37965BA	1	46884	1	3

History

Date	User	Type	Result
2017-10-26	kkmrkkblmbrbk	C-PRP	M1425649/79345782243364990034219801 : D0D95890C37965BA PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1425649/79345782243364990034219801 : D0D95890C37965BA PRP: Verified PRP without proof (not generated)
2017-01-31	bam	F-ECM	Factor: 79345782243364990034219801 / (ECM curve 1, B1=50000, B2=5000000)
2016-08-27	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-08-17	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-06-02	MadPoo	C-LL	8EC6465A1C894009
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
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2015-10-02	ramgeis	NF	no factor from 2^65 to 2^66
2015-03-18	snme2pm1	NF	no factor from 2^64 to 2^65
2015-03-18	snme2pm1	NF	no factor from 2^63 to 2^64
2015-03-18	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2015-03-12	Joss	NF-PM1	B1=591911
2015-03-05	Joss	NF-PM1	B1=538101
2015-02-27	Joss	NF-PM1	B1=489183
2015-02-20	Joss	NF-PM1	B1=444712
2015-02-15	Joss	NF-PM1	B1=404284
2015-01-15	Joss	NF-PM1	B1=367531
2014-11-10	Joss	NF-PM1	B1=245021
2011-05-07	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2009-08-02	markr	NF-PM1	B1=200000, B2=5000000, E=6
2009-02-26	Sturle Sunde	NF	no factor from 2^60 to 2^61

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