332 248 141 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	5225567
B2 =	33220000

Status	Date	User	Residue	Shift	Software
Bad	2016-06-27	Klaus Vicaro	F7429F4472C768C4	81984219	Windows 64-bit,Prime95,v28.9,build 2
Verified	2024-01-05	MadPoo 🙂	A0B4D361B493C678	216113376	Windows 64-bit,Prime95,v30.18,build 2
Verified	2024-03-16	Torchwood Institute	A0B4D361B493C678	50581284	Windows 64-bit,Prime95,v30.7,build 9

History

Date	User	Type	Result
2024-03-16	Torchwood Institute	C-LL	A0B4D361B493C678
2024-01-05	MadPoo 🙂	C-LL	A0B4D361B493C678
2023-10-18	James Heinrich	NF	no factor TF: 67-68
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
2021-04-10	Random GPUs	NF	no factor TF: 77-78
2016-06-27	Klaus Vicaro	C-LL	F7429F4472C768C4
2013-07-18	Klaus Vicaro	NF	no factor TF: 76-77
2013-06-21	Klaus Vicaro	NF-PM1	B1=5225567, B2=33220000
2010-07-18	rlake	NF	no factor TF: 75-76
2009-12-09	wfreeman	NF	no factor TF: 74-75
2009-12-03	wfreeman	NF	no factor TF: 73-74
2009-12-01	wfreeman	NF	no factor TF: 72-73
2009-08-09	-anonymous-	NF	no factor TF: 71-72
2009-06-22	-anonymous-	NF	no factor TF: 70-71
2009-04-02	Team_Inspector	NF	no factor TF: 69-70
2009-02-21	Team_Inspector	NF	no factor TF: 68-69