332 312 411 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	2870000
B2 =	30852500

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2024-03-21	ChrisK	1864257A412FCC__	185476243	1	3

History

Date	User	Type	Result
2024-03-21	ChrisK	C-PRP	1864257A412FCC__
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-21	Mark Rose	NF	no factor TF: 80-81
2023-01-21	Mark Rose	NF	no factor TF: 79-80
2020-09-22	LOBES	NF	no factor TF: 78-79
2020-09-22	Team_Inspector	NF	no factor TF: 77-78
2018-06-29	TDurr	NF-PM1	B1=2870000, B2=30852500
2018-06-22	TDurr	NF	no factor TF: 76-77
2015-09-11	Team_Inspector	NF	no factor TF: 75-76
2015-01-28	Team_Inspector	NF	no factor TF: 74-75
2013-08-12	Team_Inspector	NF	no factor TF: 73-74
2013-01-15	LaurV	NF	no factor TF: 72-73
2012-03-07	Grant McCracken	NF	no factor TF: 71-72
2011-06-25	Grant McCracken	NF	no factor TF: 70-71
2010-06-05	Sunfish	NF	no factor TF: 69-70
2009-08-16	Team_Inspector	NF	no factor TF: 68-69