332 801 951 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 =	4655000
B2 =	4655000

Status	Date	User	Residue	Shift	Software
Unverified	2018-11-14	xx005fs	A91C3860C90E25__	166409181	CUDALucas v2.06beta

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 71-72
2023-03-04	Mark Rose	NF	no factor TF: 80-81
2023-03-04	Mark Rose	NF	no factor TF: 79-80
2023-03-04	Mark Rose	NF	no factor TF: 78-79
2023-01-24	Mark Rose	NF	no factor TF: 77-78
2018-11-14	xx005fs	C-LL	A91C3860C90E25__
2018-01-31	Brooks	NF-PM1	B1=4655000
2015-05-09	Jacques MOLNE	NF	no factor TF: 76-77
2015-05-08	Jacques MOLNE	NF	no factor TF: 75-76
2015-05-08	Jacques MOLNE	NF	no factor TF: 74-75
2015-05-08	Jacques MOLNE	NF	no factor TF: 73-74
2015-04-23	Jacques MOLNE	NF	no factor TF: 72-73
2013-03-09	Architects Cubed	NF	no factor TF: 71-72
2012-10-11	kracker	NF	no factor TF: 70-71
2012-07-19	LaurV	NF	no factor TF: 69-70
2012-04-13	LaurV	NF	no factor TF: 68-69
2012-03-28	LaurV	NF	no factor TF: 67-68
2010-11-01	Architects Cubed	NF	no factor TF: 66-67