332 216 587 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 =	3910000
B2 =	60415000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2022-02-28	Simon Josefsson	CDAAC4178E4D450A	201306916	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-22	Mark Rose	NF	no factor TF: 80-81
2023-03-22	Mark Rose	NF	no factor TF: 79-80
2022-03-12	Oliver Kruse	CERT	Proof certified good
2022-02-28	Simon Josefsson	C-PRP	Proof Certified Good Proof Power: 7
2019-11-02	Hamper	NF-PM1	B1=3910000, B2=60415000
2011-03-05	TheJudger	NF	no factor TF: 78-79
2011-03-05	TheJudger	NF	no factor TF: 77-78
2011-03-05	TheJudger	NF	no factor TF: 76-77
2011-03-05	TheJudger	NF	no factor TF: 75-76
2008-12-21	Nayan Hajratwala	NF	no factor TF: 74-75
2008-12-13	Nayan Hajratwala	NF	no factor TF: 73-74
2008-12-10	Nayan Hajratwala	NF	no factor TF: 72-73
2008-12-08	werdwerdus	NF	no factor TF: 71-72
2008-12-07	werdwerdus	NF	no factor TF: 70-71
2008-12-07	werdwerdus	NF	no factor TF: 69-70
2008-12-07	werdwerdus	NF	no factor TF: 68-69