332 254 213 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 =	5305000
B2 =	5305000

Status	Date	User	Residue	Shift	Software
Unverified	2021-05-13	Patrick McNab	33C13608E11F3E__	306100634	Windows 64-bit,Prime95,v29.4,build 8

History

Date	User	Type	Result
2022-03-31	LordJulius	NF	no factor TF: 1-67
2022-03-20	ANONYMOUS	NF	no factor TF: 67-68
2021-05-13	Patrick McNab	C-LL	33C13608E11F3E__
2016-05-13	dh1	NF	no factor TF: 80-81
2016-05-13	dh1	NF	no factor TF: 79-80
2016-05-13	dh1	NF	no factor TF: 78-79
2016-05-13	dh1	NF	no factor TF: 77-78
2012-12-24	LandonDellYue	NF	no factor TF: 76-77
2012-03-02	Harris	NF-PM1	B1=5305000
2011-09-01	Harris	NF	no factor TF: 75-76
2011-08-17	Harris	NF	no factor TF: 74-75
2011-06-25	Team_Inspector	NF	no factor TF: 73-74
2011-06-21	Christian Geschwentner	NF	no factor TF: 72-73
2011-05-02	Christian Geschwentner	NF	no factor TF: 71-72
2009-07-29	Team_Inspector	NF	no factor TF: 70-71
2009-05-16	Team_Inspector	NF	no factor TF: 69-70
2009-03-09	Team_Inspector	NF	no factor TF: 68-69
2008-11-27	Team_Inspector	NF	no factor TF: 61-62
2008-11-27	Team_Inspector	NF	no factor TF: 62-63