53 946 173 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁶

TF target 2⁷³

P-1

B1 =	650000
B2 =	18687500

Status	Date	User	Residue	Shift	Software
Verified	2012-12-23	curtisc	3A0A83C1589E0739	43347335	Windows Service,Prime95,v27.7,build 2
Verified	2020-10-31	Dubslow	3A0A83C1589E0739	770069	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-10-31	Dubslow	C-LL	3A0A83C1589E0739
2020-06-27	-anonymous-	NF	no factor TF: 75-76
2020-06-25	-anonymous-	NF	no factor TF: 74-75
2019-05-26	TheJudger	NF	no factor TF: 73-74
2016-02-05	AirSquirrels	NF	no factor TF: 72-73
2012-12-23	curtisc	C-LL	3A0A83C1589E0739
2012-07-02	bcp19	NF	no factor TF: 71-72
2011-09-08	megavink	NF	no factor TF: 70-71
2011-05-23	Paul H	NF	no factor TF: 69-70
2011-04-24	SAHS Physics Club	NF	no factor TF: 68-69
2011-04-18	Scott Crawford	NF-PM1	B1=650000, B2=18687500, E=6
2009-07-05	Michael Hanscho	NF	no factor TF: 67-68
2009-07-01	dmbleess	NF	no factor TF: 66-67
2009-06-25	Sturle Sunde	NF	no factor TF: 65-66
2009-06-23	Michael Hanscho	NF	no factor TF: 64-65
2008-09-22	-anonymous-	NF	no factor TF: 1-64
2007-10-29	1997rj7	NF	no factor TF: 1-63
2004-06-21	1997rj7	NF	no factor TF: 1-60
2002-08-10	-anonymous-	NF	no factor TF: 1-58
2001-08-24	-anonymous-	NF	no factor TF: 1-57
2000-05-31	-anonymous-	NF	no factor TF: 1-56
2000-03-01	-anonymous-	NF	no factor TF: 1-54
2000-01-12	-anonymous-	NF	no factor TF: 1-53
1999-12-08	-anonymous-	NF	no factor TF: 1-53

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