332 442 347 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 2⁸¹

TF target 2⁸¹

P-1

B1 =	4095000
B2 =	4095000

Status	Date	User	Residue	Shift	Software
Unverified	2016-05-14	roemer2201	4E0E8101818B6B__	3026526	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2023-03-03	Mark Rose	NF	no factor TF: 80-81
2023-03-03	Mark Rose	NF	no factor TF: 79-80
2016-05-14	roemer2201	C-LL	4E0E8101818B6B__
2012-03-24	roemer2201	NF-PM1	B1=4095000
2011-05-28	TheJudger	NF	no factor TF: 78-79
2011-05-28	TheJudger	NF	no factor TF: 77-78
2011-05-28	TheJudger	NF	no factor TF: 76-77
2011-05-28	TheJudger	NF	no factor TF: 75-76
2011-05-28	TheJudger	NF	no factor TF: 74-75
2011-05-28	TheJudger	NF	no factor TF: 73-74
2011-05-22	rduerr	NF	no factor TF: 67-73

Username
Password