332 253 863 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 =	3539000
B2 =	929056170

Status	Date	User	Residue	Shift	Software
Unverified	2018-06-08	Xebecer	086DFD6C3EE1E6__	12346	CUDALucas v2.05.1

History

Date	User	Type	Result
2023-02-20	Mark Rose	NF	no factor TF: 80-81
2023-02-20	Mark Rose	NF	no factor TF: 79-80
2022-10-21	Runtime Error	NF-PM1	B1=3539000, B2=929056170
2022-03-31	LordJulius	NF	no factor TF: 1-67
2022-03-20	ANONYMOUS	NF	no factor TF: 67-68
2020-08-10	el grocco	NF	no factor TF: 78-79
2020-06-06	Runtime Error	NF	no factor TF: 77-78
2018-06-08	Xebecer	C-LL	086DFD6C3EE1E6__
2016-05-23	Team_Inspector	NF	no factor TF: 76-77
2013-02-22	Jason-Kairi	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2011-12-27	Team_Inspector	NF	no factor TF: 73-74
2011-09-30	Team_Inspector	NF	no factor TF: 72-73
2011-05-01	Christian Geschwentner	NF	no factor TF: 71-72
2009-07-24	Team_Inspector	NF	no factor TF: 70-71
2009-05-14	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