332 384 083 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 =	1565000
B2 =	354419940

Status	Date	User	Residue	Shift	Software
Unverified	2018-07-27	nikopolidis	08257D18860DB5__	230636217	CUDALucas v2.06beta

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-05-23	Mark Rose	NF-PM1	B1=1565000, B2=354419940
2023-02-05	Mark Rose	NF	no factor TF: 80-81
2023-02-05	Mark Rose	NF	no factor TF: 79-80
2018-07-27	nikopolidis	C-LL	08257D18860DB5__
2015-12-12	NR	NF	no factor TF: 78-79
2015-12-12	NR	NF	no factor TF: 77-78
2015-12-12	NR	NF	no factor TF: 76-77
2011-02-23	-anonymous-	NF	no factor TF: 75-76
2011-02-23	vats09	NF	no factor TF: 75-76
2011-02-18	vats09	NF	no factor TF: 74-75
2011-01-31	vats09	NF	no factor TF: 73-74
2011-01-31	vats09	NF	no factor TF: 72-73
2011-01-31	vats09	NF	no factor TF: 71-72
2011-01-20	Grant McCracken	NF	no factor TF: 70-71
2009-07-07	unconnected	NF	no factor TF: 69-70
2009-07-07	unconnected	NF	no factor TF: 68-69