76 176 511 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 =	660000
B2 =	13035000

Status	Date	User	Residue	Shift	Software
Bad	2015-10-02	-anonymous-	B325A338A7F2A48E	60775274	Windows 64-bit,Prime95,v28.5,build 2
Verified	2016-11-27	endless_mike	117A76B81DAF7106	23726171	Windows 64-bit,Prime95,v28.9,build 2
Verified	2017-01-04	MadPoo 🙂	117A76B81DAF7106	49986284	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2017-01-04	MadPoo 🙂	C-LL	117A76B81DAF7106
2016-11-27	endless_mike	C-LL	117A76B81DAF7106
2015-10-02	-anonymous-	C-LL	B325A338A7F2A48E
2015-07-24	Brian Chan	NF-PM1	B1=660000, B2=13035000, E=6
2015-07-19	Chuck	NF	no factor TF: 74-75
2015-07-19	Chuck	NF	no factor TF: 73-74
2015-07-17	1997rj7	NF	no factor TF: 72-73
2015-07-17	1997rj7	NF	no factor TF: 71-72
2012-12-16	JMGarcia	NF	no factor TF: 70-71
2010-11-05	sannerud.com	NF	no factor TF: 69-70
2010-11-05	sannerud.com	NF	no factor TF: 68-69
2010-09-05	David Hruska	NF	no factor TF: 67-68
2010-09-02	arnaud	NF	no factor TF: 66-67
2010-08-28	RMAC9.5	NF	no factor TF: 65-66
2010-08-25	ANONYMOUS	NF	no factor TF: 64-65
2008-03-22	1997rj7	NF	no factor TF: 1-64
2003-10-14	markr	NF	no factor TF: 1-62
2000-08-10	-anonymous-	NF	no factor TF: 1-53