76 134 293 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 2⁷⁴

P-1

B1 =	705000
B2 =	14805000

Status	Date	User	Residue	Shift	Software
Bad	2016-07-07	-anonymous-	1E4897EF8BEAE59B	19189884	Windows,Prime95,v27.9,build 1
Verified	2016-11-19	endless_mike	7F0C4D5A26D6EAFA	33681477	Windows 64-bit,Prime95,v28.9,build 2
Verified	2017-01-08	MadPoo 🙂	7F0C4D5A26D6EAFA	72665049	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2017-01-08	MadPoo 🙂	C-LL	7F0C4D5A26D6EAFA
2016-11-19	endless_mike	C-LL	7F0C4D5A26D6EAFA
2016-07-07	-anonymous-	C-LL	1E4897EF8BEAE59B
2016-01-27	AirSquirrels	NF	no factor TF: 74-75
2015-05-03	TheJudger	NF-PM1	B1=705000, B2=14805000, E=12
2015-04-30	Guido Lorenzini	NF	no factor TF: 73-74
2014-05-08	DRH	NF	no factor TF: 72-73
2014-05-08	DRH	NF	no factor TF: 71-72
2013-02-11	Clown_Royal	NF	no factor TF: 70-71
2010-11-21	Smok_bmv	NF	no factor TF: 69-70
2010-11-15	Smok_bmv	NF	no factor TF: 68-69
2010-11-12	Pi_Rho	NF	no factor TF: 67-68
2010-11-02	-anonymous-	NF	no factor TF: 66-67
2010-08-28	ITS	NF	no factor TF: 65-66
2010-08-20	GrunwalderGIMP	NF	no factor TF: 64-65
2008-03-03	1997rj7	NF	no factor TF: 1-64
2003-10-08	markr	NF	no factor TF: 1-62
2000-08-10	-anonymous-	NF	no factor TF: 1-53