332 309 569 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 =	1900000
B2 =	80000000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2021-10-05	Simon Josefsson	6BC6BBB4BE970406	38035979	1	3

History

Date	User	Type	Result
2024-09-24	Grant McCracken	NF	no factor TF: 71-72
2024-04-22	Grant McCracken	NF	no factor TF: 70-71
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2021-10-06	curtisc	CERT	Proof certified good
2021-10-05	Simon Josefsson	C-PRP	6BC6BBB4BE970406 Proof Certified Good Proof Power: 7
2021-06-13	Kriesel	NF-PM1	B1=1900000, B2=80000000
2021-06-13	Kriesel	NF	no factor TF: 80-81
2021-06-13	Kriesel	NF	no factor TF: 79-80
2021-06-13	Kriesel	NF	no factor TF: 78-79
2021-05-27	Jon Pace	NF	no factor TF: 77-78
2021-05-24	RichD0	NF	no factor TF: 76-77
2013-05-27	Team_Inspector	NF	no factor TF: 75-76
2013-05-20	Team_Inspector	NF	no factor TF: 74-75
2013-05-13	Team_Inspector	NF	no factor TF: 73-74
2013-01-15	LaurV	NF	no factor TF: 72-73
2012-05-02	Team_Inspector	NF	no factor TF: 71-72
2011-06-12	Grant McCracken	NF	no factor TF: 70-71
2010-05-26	Sunfish	NF	no factor TF: 69-70
2009-08-10	Team_Inspector	NF	no factor TF: 68-69