332 250 829 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 =	2860000
B2 =	75075000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2020-10-17	Simon Josefsson	20F90543AD441E__	122146161	1	3

History

Date	User	Type	Result
2024-05-06	James Heinrich	NF	no factor TF: 69-70
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-19	Mark Rose	NF	no factor TF: 80-81
2023-03-19	Mark Rose	NF	no factor TF: 79-80
2020-10-17	Simon Josefsson	C-PRP	20F90543AD441E__
2020-08-19	Simon Josefsson	NF-PM1	B1=2860000, B2=75075000
2020-08-13	Team_Inspector	NF	no factor TF: 78-79
2020-05-31	Team_Inspector	NF	no factor TF: 77-78
2015-08-22	srow7	NF	no factor TF: 76-77
2014-11-04	Team_Inspector	NF	no factor TF: 75-76
2012-01-20	SETIKAH	NF	no factor TF: 74-75
2011-12-18	SETIKAH	NF	no factor TF: 73-74
2011-07-19	SETIKAH	NF	no factor TF: 72-73
2011-04-28	Christian Geschwentner	NF	no factor TF: 71-72
2010-11-17	Team_Inspector	NF	no factor TF: 70-71
2009-09-16	Architects Cubed	NF	no factor TF: 69-70
2009-02-28	Team_Inspector	NF	no factor TF: 68-69