58 930 367 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁴

TF target 2⁷³

P-1

B1 =	555000
B2 =	11238750

Status	Date	User	Residue	Shift	Software
Verified	2014-05-24	dooony	5364DB9DBDFBEFB5	45808281	Windows 64-bit,Prime95,v27.9,build 1
Verified	2017-06-13	Christoph Zenger	5364DB9DBDFBEFB5	28719034	Windows 64-bit,Prime95,v28.10,build 1

History

Date	User	Type	Result
2018-04-03	monst	NF	no factor TF: 73-74
2017-06-13	Christoph Zenger	C-LL	5364DB9DBDFBEFB5
2016-02-23	Mark Rose	NF	no factor TF: 60-63
2014-05-24	dooony	C-LL	5364DB9DBDFBEFB5
2012-08-27	linded	NF-PM1	B1=555000, B2=11238750, E=6
2012-07-16	Craig Meyers	NF	no factor TF: 71-73
2012-03-15	Kyle Askine	NF	no factor TF: 70-71
2011-05-05	Tom Duell	NF	no factor TF: 69-70
2009-06-07	Sturle Sunde	NF	no factor TF: 68-69
2009-04-10	Kamil Kosinski	NF	no factor TF: 67-68
2009-04-05	Johannes Weingartner	NF	no factor TF: 66-67
2009-04-05	SAHS Science Dept	NF	no factor TF: 65-66
2009-03-30	Freightyard	NF	no factor TF: 64-65
2009-01-27	cnaTb_xo4y	NF	no factor TF: 63-64
2004-01-27	1997rj7	NF	no factor TF: 1-60
2003-07-30	-anonymous-	NF	no factor TF: 1-59
2002-11-02	-anonymous-	NF	no factor TF: 1-58
2001-07-17	-anonymous-	NF	no factor TF: 1-57
2000-06-23	-anonymous-	NF	no factor TF: 1-56
2000-02-09	-anonymous-	NF	no factor TF: 1-54
1999-12-23	-anonymous-	NF	no factor TF: 1-53

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