332 200 487 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 =	2810000
B2 =	60415000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-03-22	Chelle	671EAB771D365695	243635705	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-19	Team_Inspector	CERT	Proof certified good
2023-03-22	Chelle	C-PRP	671EAB771D365695 Proof Certified Good Proof Power: 8
2023-02-16	Team_Inspector	NF	no factor TF: 80-81
2023-02-14	Team_Inspector	NF	no factor TF: 79-80
2017-11-04	ANONYMOUS	NF-PM1	B1=2810000, B2=60415000
2010-12-12	TheJudger	NF	no factor TF: 78-79
2010-12-12	TheJudger	NF	no factor TF: 77-78
2010-12-12	TheJudger	NF	no factor TF: 76-77
2010-12-12	TheJudger	NF	no factor TF: 75-76
2009-01-15	zetagrid	NF	no factor TF: 74-75
2009-01-08	zetagrid	NF	no factor TF: 73-74
2009-01-05	zetagrid	NF	no factor TF: 72-73
2009-01-03	zetagrid	NF	no factor TF: 71-72
2009-01-02	zetagrid	NF	no factor TF: 70-71
2008-11-07	Team_Inspector	NF	no factor TF: 69-70
2008-11-06	Team_Inspector	NF	no factor TF: 68-69