84 152 297 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	680000
B2 =	11730000

Status	Date	User	Residue	Shift	Software
Unverified	2018-06-30	patgie	6EAF9230E79ACB__	72962408	Windows 64-bit,Prime95,v29.4,(aka Wg4)

History

Date	User	Type	Result
2018-06-30	patgie	C-LL	6EAF9230E79ACB__
2017-12-12	Architects Cubed	NF-PM1	B1=680000, B2=11730000
2017-05-09	A_Savchenko	NF	no factor TF: 74-75
2017-05-09	A_Savchenko	NF	no factor TF: 75-76
2017-03-06	Brian Beuning	NF	no factor TF: 73-74
2017-01-08	Judge Hale	NF	no factor TF: 71-72
2017-01-08	Judge Hale	NF	no factor TF: 72-73
2014-08-24	HBendtz	NF	no factor TF: 70-71
2013-12-19	-anonymous-	NF	no factor TF: 69-70
2013-03-01	giorgio	NF	no factor TF: 68-69
2013-02-23	Juergen Kampmeier	NF	no factor TF: 67-68
2013-02-22	David H-T	NF	no factor TF: 66-67
2012-08-13	Carsten Kossendey	NF	no factor TF: 65-66
2010-12-23	Architects Cubed	NF	no factor TF: 64-65