332 388 613 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 =	4090000
B2 =	4090000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-11-02	Chelle	FC74228B80C4560B	5714883	1	3

History

Date	User	Type	Result
2024-03-09	Grant McCracken	NF	no factor TF: 68-69
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-13	Mark Rose	NF	no factor TF: 80-81
2021-11-19	Oliver Kruse	CERT	Proof certified good
2021-11-02	Chelle	C-PRP	FC74228B80C4560B Proof Certified Good Proof Power: 8
2021-05-22	Kriesel	NF	no factor TF: 79-80
2013-04-03	Zichu Ye	NF-PM1	B1=4090000
2011-01-29	TheJudger	NF	no factor TF: 77-78
2011-01-29	TheJudger	NF	no factor TF: 78-79
2011-01-29	TheJudger	NF	no factor TF: 76-77
2011-01-29	TheJudger	NF	no factor TF: 75-76
2011-01-29	TheJudger	NF	no factor TF: 74-75
2011-01-29	TheJudger	NF	no factor TF: 73-74
2011-01-29	TheJudger	NF	no factor TF: 72-73
2011-01-29	TheJudger	NF	no factor TF: 71-72
2011-01-14	Grant McCracken	NF	no factor TF: 70-71
2010-07-15	Grant McCracken	NF	no factor TF: 69-70
2010-03-07	Grant McCracken	NF	no factor TF: 68-69