35 019 287 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 2⁷³

TF target 2⁷¹

P-1

B1 =	500000
B2 =	9000000

Status	Date	User	Residue	Shift	Software
Verified	2006-10-01	Phil Frakes	A3C5045B5035A56B	32119573	Linux 32-bit,Prime95,v24 final,(aka Wc2)
Verified	2015-12-18	Dubslow	A3C5045B5035A56B	1591471	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2024-05-21	James Heinrich	NF	no factor TF: 68-69
2022-09-19	Sid & Andy	NF	no factor TF: 72-73
2019-06-04	Sid & Andy	NF	no factor TF: 71-72
2015-12-18	Dubslow	C-LL	A3C5045B5035A56B
2015-07-31	HBendtz	NF-PM1	B1=500000, B2=9000000, E=12
2014-02-07	LaurV	NF	no factor TF: 70-71
2013-02-21	Never Odd Or Even	NF	no factor TF: 69-70
2012-09-25	Carsten Kossendey	NF	no factor TF: 68-69
2012-03-13	Serge Batalov	NF	no factor TF: 67-68
2006-10-01	-anonymous-	C-LL	A3C5045B5035A56B
2005-12-24	-anonymous-	NF	no factor TF: 1-67
2005-12-24	-anonymous-	NF-PM1	B1=605000
2004-07-26	-anonymous-	NF	no factor TF: 1-61