34 960 111 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 =	430000
B2 =	11180000

Status	Date	User	Residue	Shift	Software
Verified	2006-02-01	Justin Rohrer	0956ED57149851CF	7423140	Windows 64-bit,Prime95,v24 final,(aka Wc4)
Verified	2015-12-01	Dubslow	0956ED57149851CF	27240313	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2020-12-11	-anonymous-	NF	no factor TF: 74-75
2020-02-29	-anonymous-	NF	no factor TF: 73-74
2019-11-08	-anonymous-	NF	no factor TF: 71-72
2019-11-08	-anonymous-	NF	no factor TF: 72-73
2015-12-01	Dubslow	C-LL	0956ED57149851CF
2014-05-05	Gordon Spence	NF	no factor TF: 70-71
2014-05-05	Gordon Spence	NF	no factor TF: 69-70
2012-02-15	Craig Meyers	NF	no factor TF: 67-69
2006-02-01	Justin P. Rohrer	C-LL	0956ED57149851CF
2005-12-12	Justin P. Rohrer	NF-PM1	B1=430000, B2=11180000
2005-11-27	Justin P. Rohrer	NF	no factor TF: 1-67