332 223 701 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 =	2585000
B2 =	25850000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2019-06-05	Stefan G Hoffmann	A4CE53015DF04E__	293945668	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-15	Mark Rose	NF	no factor TF: 80-81
2023-03-15	Mark Rose	NF	no factor TF: 79-80
2023-02-20	Mark Rose	NF	no factor TF: 78-79
2019-06-05	Stefan G Hoffmann	C-PRP	A4CE53015DF04E__
2019-04-09	Stefan G Hoffmann	NF-PM1	B1=2585000, B2=25850000
2015-08-14	srow7	NF	no factor TF: 77-78
2010-08-12	amphoria	NF	no factor TF: 76-77
2010-08-12	amphoria	NF	no factor TF: 75-76
2010-08-12	amphoria	NF	no factor TF: 74-75
2010-08-12	amphoria	NF	no factor TF: 73-74
2010-07-08	Team_Inspector	NF	no factor TF: 72-73
2009-11-18	Team_Inspector	NF	no factor TF: 71-72
2009-03-31	Team_Inspector	NF	no factor TF: 70-71
2009-03-04	Team_Inspector	NF	no factor TF: 69-70
2008-12-19	Team_Inspector	NF	no factor TF: 68-69