332 463 673 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 =	4305000
B2 =	4305000

Status	Date	User	Residue	Shift	Software
Unverified	2018-02-18	Stefan G Hoffmann	008F54FE84FE74__	4283178	Windows 64-bit,Prime95,v28.10,build 1

History

Date	User	Type	Result
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
2018-02-18	Stefan G Hoffmann	C-LL	008F54FE84FE74__
2017-09-22	Stefan G Hoffmann	NF-PM1	B1=4305000
2016-04-14	ktony	NF	no factor TF: 77-78
2016-04-14	ktony	NF	no factor TF: 76-77
2015-12-07	srow7	NF	no factor TF: 75-76
2015-05-21	srow7	NF	no factor TF: 74-75
2015-05-19	NR	NF	no factor TF: 73-74
2013-03-02	LaurV	NF	no factor TF: 72-73
2013-03-02	LaurV	NF	no factor TF: 71-72
2012-12-30	kracker	NF	no factor TF: 70-71
2012-06-30	LaurV	NF	no factor TF: 69-70
2011-07-23	Grant McCracken	NF	no factor TF: 68-69
2011-07-23	Grant McCracken	NF	no factor TF: 67-68