332 382 517 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 =	3080000
B2 =	86240000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2020-08-15	Brian Schroeder	0C7B4136B31881__	63889963	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-04	Mark Rose	NF	no factor TF: 80-81
2023-04-04	Mark Rose	NF	no factor TF: 79-80
2023-02-03	Mark Rose	NF	no factor TF: 78-79
2022-05-06	Jon Pace	NF	no factor TF: 77-78
2020-08-15	Brian Schroeder	C-PRP	0C7B4136B31881__
2020-05-07	Brian Schroeder	NF-PM1	B1=3080000, B2=86240000
2019-11-28	Siarhei P. 😜	NF	no factor TF: 76-77
2017-08-01	Team_Inspector	NF	no factor TF: 75-76
2016-04-10	-anonymous-	NF	no factor TF: 74-75
2014-12-15	Jacques MOLNE	NF	no factor TF: 73-74
2013-01-23	LaurV	NF	no factor TF: 72-73
2011-08-19	Grant McCracken	NF	no factor TF: 71-72
2011-01-27	Grant McCracken	NF	no factor TF: 70-71
2009-06-29	unconnected	NF	no factor TF: 69-70
2009-06-29	unconnected	NF	no factor TF: 68-69