332 339 173 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 =	3165000
B2 =	104445000

Status	Proof	Date	User	Residue	Shift	Type	Base
Reliable	PRP without proof (not generated)	2020-08-29	Simon Josefsson	30B28EE3886DB3__	227603331	1	3

History

Date	User	Type	Result
2024-02-27	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-29	Mark Rose	NF	no factor TF: 80-81
2023-03-29	Mark Rose	NF	no factor TF: 79-80
2023-01-23	Mark Rose	NF	no factor TF: 78-79
2022-05-02	Jon Pace	NF	no factor TF: 77-78
2022-04-28	bayanne	NF	no factor TF: 76-77
2020-08-29	Simon Josefsson	C-PRP	30B28EE3886DB3__
2020-06-28	Simon Josefsson	NF-PM1	B1=3165000, B2=104445000
2011-04-05	vats09	NF	no factor TF: 71-76
2011-03-20	Grant McCracken	NF	no factor TF: 70-71
2010-11-16	Sunfish	NF	no factor TF: 69-70
2010-03-05	Grant McCracken	NF	no factor TF: 68-69