332 349 971 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸¹

TF target 2⁸¹

P-1

B1 =	100000
B2 =	1000000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-07-17	Chelle	BE148DDC1A574313	71279749	1	3

History

Date	User	Type	Result
2024-03-06	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
2023-01-25	Mark Rose	NF	no factor TF: 78-79
2021-09-27	Milwizzle	CERT	Proof certified good
2021-07-17	Chelle	C-PRP	BE148DDC1A574313 Proof Certified Good Proof Power: 8
2021-06-02	Jon Pace	NF	no factor TF: 77-78
2020-07-31	el grocco	NF	no factor TF: 76-77
2019-12-01	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-05-06	MadPoo 🙂	NF-PM1	B1=100000
2016-05-04	srow7	NF	no factor TF: 75-76
2014-05-05	Preben S	NF	no factor TF: 74-75
2014-03-27	Phantomas	NF	no factor TF: 73-74
2013-01-21	LaurV	NF	no factor TF: 72-73
2012-10-24	Grant McCracken	NF	no factor TF: 71-72
2011-03-02	Grant McCracken	NF	no factor TF: 70-71
2011-01-07	Sunfish	NF	no factor TF: 69-70
2010-04-19	Sunfish	NF	no factor TF: 68-69