1 030 349 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

No factors below 2⁷¹

TF target 2⁶⁰

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

P-1

B1 =	28000000
B2 =	85350951840

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

Status	Date	User	Residue	Shift
Verified		David Slowinski	11C6	0
Verified		Alan Covington	39162DAF696DF1C6	0
Verified	2002-02-03	S57483	39162DAF696DF1C6	940239
Verified	2016-06-01	MadPoo	39162DAF696DF1C6	592171

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-11-01	Ethan O'Connor	538A1ACA95D03635	0	1	3

History

Date	User	Type	Result
2022-05-24	axn	NF-PM1	B1=28000000, B2=85350951840
2022-01-31	Numberwang	NF-PM1	B1=115000, B2=3047384340
2020-11-01	ATH	CERT	PRP Certification CERT proof power = 8 Proof certified good
2020-11-01	Ethan O'Connor	C-PRP	538A1ACA95D03635 PRP proof power = 8 PRP: Verified Proof certified good
2018-11-19	Joss	NF-PM1	B1=1222295, B2=207100149
2018-10-21	Joss	NF-PM1	B1=1222295, B2=206069800, E=12
2018-03-25	Joss	NF-PM1	B1=1222295, B2=122229500, E=12
2016-06-01	MadPoo	C-LL	39162DAF696DF1C6
2016-05-17	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-03-26	Joss	NF-PM1	B1=1202295
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-10-16	Bruno Victal	NF-PM1	B1=500000, B2=15000000, E=12
2014-10-18	Joss	NF-PM1	B1=324586
2014-07-18	Joss	NF-PM1	B1=262293
2014-04-01	Never Odd Or Even	NF	no factor from 2^70 to 2^71
2013-05-02	Never Odd Or Even	NF	no factor from 2^69 to 2^70
2013-05-02	Never Odd Or Even	NF	no factor from 2^68 to 2^69
2013-03-22	Never Odd Or Even	NF	no factor from 2^67 to 2^68
2013-03-22	Never Odd Or Even	NF	no factor from 2^66 to 2^67
2013-03-22	Never Odd Or Even	NF	no factor from 2^65 to 2^66
2013-03-22	Never Odd Or Even	NF	no factor from 2^64 to 2^65
2012-02-23	bcp19	NF-PM1	B1=200000, B2=100000000, E=12
2012-01-02	bcp19	NF-PM1	B1=200000, B2=10000000, E=12
2010-11-29	Michael C	NF	no factor from 2^63 to 2^64
2010-11-29	Michael C	NF	no factor from 2^62 to 2^63
2010-11-08	Michael C	NF	no factor from 2^61 to 2^62
2009-02-14	Sturle Sunde	NF	no factor from 2^60 to 2^61

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