59 003 299 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁴

TF target 2⁷³

P-1

B1 =	695000
B2 =	18591250

Status	Date	User	Residue	Shift	Software
Verified	2012-07-08	curtisc	F9E67A3920EAE1C2	51021259	Windows Service,Prime95,v26.5,build 5
Verified	2020-11-28	Dubslow	F9E67A3920EAE1C2	16110961	Linux 64-bit,Prime95,v29.8,build 6

History

Date	User	Type	Result
2020-11-28	Dubslow	C-LL	F9E67A3920EAE1C2
2018-03-03	bayanne	NF	no factor TF: 73-74
2016-02-23	Mark Rose	NF	no factor TF: 60-64
2012-07-08	curtisc	C-LL	F9E67A3920EAE1C2
2012-02-23	Chuck	NF	no factor TF: 70-73
2011-11-29	GrunwalderGIMP	NF	no factor TF: 69-70
2011-11-28	ProoM	NF-PM1	B1=695000, B2=18591250
2009-06-13	Sturle Sunde	NF	no factor TF: 68-69
2008-11-13	David Barley	NF	no factor TF: 67-68
2008-11-10	tmorrow	NF	no factor TF: 66-67
2008-11-09	tmorrow	NF	no factor TF: 65-66
2008-11-07	Gymnasium_Raubling	NF	no factor TF: 64-65
2003-08-25	Team Prime Rib	NF	no factor TF: 1-60
2001-12-01	-anonymous-	NF	no factor TF: 1-58
2001-02-18	-anonymous-	NF	no factor TF: 1-57
2000-03-27	-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
1999-12-01	-anonymous-	NF	no factor TF: 1-53