333 058 529 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 =	5310000
B2 =	5310000

Status	Date	User	Residue	Shift	Software
Unverified	2020-06-05	Peter Evans	AF5BC2D97811EE__	166688875	Windows 64-bit,Prime95,v29.4,build 5

History

Date	User	Type	Result
2024-05-19	Naegi Makoto	NF	no factor TF: 72-73
2023-02-03	Mark Rose	NF	no factor TF: 80-81
2023-02-03	Mark Rose	NF	no factor TF: 79-80
2023-02-03	Mark Rose	NF	no factor TF: 78-79
2023-02-03	Mark Rose	NF	no factor TF: 77-78
2020-06-05	Peter Evans	C-LL	AF5BC2D97811EE__
2016-05-25	Peter Evans	NF	no factor TF: 76-77
2016-05-11	Peter Evans	NF-PM1	B1=5310000
2016-04-06	Peter Evans	NF	no factor TF: 75-76
2016-03-28	Peter Evans	NF	no factor TF: 74-75
2016-03-09	Grant McCracken	NF	no factor TF: 73-74
2014-11-18	Carsten Kossendey	NF	no factor TF: 72-73
2013-01-20	LaurV	NF	no factor TF: 71-72
2013-01-20	LaurV	NF	no factor TF: 70-71
2013-01-20	LaurV	NF	no factor TF: 69-70
2012-04-16	LaurV	NF	no factor TF: 66-69
2010-11-03	Architects Cubed	NF	no factor TF: 65-66