332 248 897 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 =	4090000
B2 =	4090000

Status	Date	User	Residue	Shift	Software
Unverified	2017-02-18	-anonymous-	2EACD13FF25E34__	106769216	Linux 64-bit,Prime95,v29.1,build 8

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-02-19	Mark Rose	NF	no factor TF: 80-81
2023-02-19	Mark Rose	NF	no factor TF: 79-80
2017-02-18	-anonymous-	C-LL	2EACD13FF25E34__
2015-09-01	ghost22193	NF-PM1	B1=4090000
2013-11-20	Bill Staffen	NF	no factor TF: 78-79
2013-11-19	Bill Staffen	NF	no factor TF: 77-78
2013-10-27	Bill Staffen	NF	no factor TF: 76-77
2013-10-23	Bill Staffen	NF	no factor TF: 75-76
2013-01-09	LaurV	NF	no factor TF: 74-75
2011-06-11	Team_Inspector	NF	no factor TF: 73-74
2011-05-30	Team_Inspector	NF	no factor TF: 72-73
2011-04-26	Christian Geschwentner	NF	no factor TF: 71-72
2010-10-22	Team_Inspector	NF	no factor TF: 70-71
2009-04-18	Team_Inspector	NF	no factor TF: 69-70
2009-02-23	Team_Inspector	NF	no factor TF: 68-69