30 369 083 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 2⁷⁵

TF target 2⁷¹

P-1

B1 =	630000
B2 =	12285000

Status	Date	User	Residue	Shift	Software
Verified	2006-07-10	Frédéric Schütz	6FDA127B7F737BBD	10570851	Linux 32-bit,Prime95,v24 final,(aka Wc2)
Verified	2013-09-29	Dubslow	6FDA127B7F737BBD	11913558	Linux 64-bit,Prime95,v27.9,build 1

History

Date	User	Type	Result
2020-12-01	-anonymous-	NF	no factor TF: 74-75
2020-11-10	Architects Cubed	NF-PM1	B1=630000, B2=12285000, E=12
2020-04-16	-anonymous-	NF	no factor TF: 73-74
2019-12-15	-anonymous-	NF	no factor TF: 71-72
2019-12-15	-anonymous-	NF	no factor TF: 72-73
2017-08-28	ramgeis	NF	no factor TF: 70-71
2013-09-29	Dubslow	C-LL	6FDA127B7F737BBD
2012-02-18	Craig Meyers	NF	no factor TF: 68-70
2011-05-17	Ungelovende	NF	no factor TF: 67-68
2006-07-10	-anonymous-	C-LL	6FDA127B7F737BBD
2006-05-29	-anonymous-	NF-PM1	B1=490000
2005-07-17	TheJudger	NF	no factor TF: 1-67
2005-02-12	1997rj7	NF	no factor TF: 1-62
2003-07-06	AxelFox	NF	no factor TF: 1-60
2001-09-16	Net_Force	NF	no factor TF: 1-56
2001-01-14	Joss	NF	no factor TF: 1-52