332 327 137 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 =	1662000
B2 =	129828660

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2023-04-29	Simon Josefsson	11CD4F61B73A447F	158122214	1	3

History

Date	User	Type	Result
2024-02-21	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-05-09	Magallan3s	CERT	Proof certified good
2023-04-29	Simon Josefsson	C-PRP	11CD4F61B73A447F Proof Certified Good Proof Power: 7
2023-02-13	Rafael R	NF-PM1	B1=1662000, B2=129828660
2023-01-07	Mark Rose	NF	no factor TF: 80-81
2019-04-12	MadPoo 🙂	NF-PM1	B1=100000, B2=150000
2016-04-15	dh1	NF	no factor TF: 79-80
2016-04-15	dh1	NF	no factor TF: 78-79
2016-04-15	dh1	NF	no factor TF: 77-78
2016-04-15	dh1	NF	no factor TF: 76-77
2016-04-15	dh1	NF	no factor TF: 75-76
2014-04-19	Preben S	NF	no factor TF: 74-75
2013-12-19	Team_Inspector	NF	no factor TF: 73-74
2013-01-17	LaurV	NF	no factor TF: 72-73
2011-06-28	Grant McCracken	NF	no factor TF: 71-72
2011-04-18	Grant McCracken	NF	no factor TF: 70-71
2010-12-10	Sunfish	NF	no factor TF: 69-70
2010-04-03	Grant McCracken	NF	no factor TF: 68-69