332 209 441 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 =	2980000
B2 =	82695000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-01-01	Chelle	E9BB78754E9459D3	319850536	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-19	Mark Rose	NF	no factor TF: 80-81
2023-03-19	Mark Rose	NF	no factor TF: 79-80
2023-01-14	Team_Inspector	CERT	Proof certified good
2023-01-01	Chelle	C-PRP	E9BB78754E9459D3 Proof Certified Good Proof Power: 8
2022-11-16	Naegi Makoto	NF	no factor TF: 78-79
2018-07-29	CaptainEntropy	NF-PM1	B1=2980000, B2=82695000, E=6
2015-06-09	srow7	NF	no factor TF: 77-78
2015-06-08	srow7	NF	no factor TF: 76-77
2011-02-10	Sebastian Hornbostel	NF	no factor TF: 75-76
2009-02-20	palych	NF	no factor TF: 74-75
2009-02-13	palych	NF	no factor TF: 73-74
2009-02-09	palych	NF	no factor TF: 72-73
2009-02-07	palych	NF	no factor TF: 71-72
2009-02-06	palych	NF	no factor TF: 70-71
2009-01-27	Team_Inspector	NF	no factor TF: 69-70
2009-01-11	Team_Inspector	NF	no factor TF: 68-69