332 229 509 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 =	4305000
B2 =	4305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2022-02-05	mashisu	FA4A2AB41B14DF__	168002741	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-16	Mark Rose	NF	no factor TF: 80-81
2023-03-16	Mark Rose	NF	no factor TF: 79-80
2022-02-05	mashisu	C-PRP	FA4A2AB41B14DF__
2020-08-05	el grocco	NF	no factor TF: 78-79
2017-05-03	Johan	NF-PM1	B1=4305000
2016-04-18	el grocco	NF	no factor TF: 77-78
2015-08-27	Grant McCracken	NF	no factor TF: 76-77
2011-09-21	Sebastian Hornbostel	NF	no factor TF: 75-76
2011-09-21	Sebastian Hornbostel	NF	no factor TF: 74-75
2011-01-06	Team_Inspector	NF	no factor TF: 73-74
2010-10-06	Team_Inspector	NF	no factor TF: 72-73
2010-10-03	Team_Inspector	NF	no factor TF: 71-72
2010-07-03	Grant McCracken	NF	no factor TF: 70-71
2009-03-18	Team_Inspector	NF	no factor TF: 69-70
2009-01-05	Team_Inspector	NF	no factor TF: 68-69