332 410 987 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 =	1565000
B2 =	354419940

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2020-08-18	adamgm	B2E69FD495AF24__	0	1	3

History

Date	User	Type	Result
2024-06-05	LaurV	NF	no factor TF: 71-72
2023-05-17	Mark Rose	NF-PM1	B1=1565000, B2=354419940
2023-01-07	Mark Rose	NF	no factor TF: 80-81
2020-08-18	adamgm	C-PRP	B2E69FD495AF24__
2017-10-21	Random GPUs	NF	no factor TF: 79-80
2017-10-21	Random GPUs	NF	no factor TF: 78-79
2017-10-21	Random GPUs	NF	no factor TF: 77-78
2017-10-21	Random GPUs	NF	no factor TF: 76-77
2017-10-21	Random GPUs	NF	no factor TF: 75-76
2015-02-15	Jacques MOLNE	NF	no factor TF: 74-75
2015-02-02	Xebecer	NF	no factor TF: 73-74
2013-04-07	kracker	NF	no factor TF: 72-73
2013-02-27	Architects Cubed	NF	no factor TF: 71-72
2012-10-09	kracker	NF	no factor TF: 70-71
2012-06-30	LaurV	NF	no factor TF: 69-70
2011-04-16	Grant McCracken	NF	no factor TF: 68-69
2011-04-16	Grant McCracken	NF	no factor TF: 67-68