332 218 717 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 =	5305000
B2 =	5305000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2022-08-03	Chelle	26087DE104111A6A	140012390	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-01	Mark Rose	NF	no factor TF: 80-81
2023-04-01	Mark Rose	NF	no factor TF: 79-80
2022-08-25	Jan S.	CERT	Proof certified good
2022-08-03	Chelle	C-PRP	26087DE104111A6A Proof Certified Good Proof Power: 8
2020-08-04	el grocco	NF	no factor TF: 78-79
2015-07-06	NR	NF	no factor TF: 77-78
2011-05-05	Lightspeed	NF	no factor TF: 76-77
2011-03-23	Lightspeed	NF-PM1	B1=5305000
2010-11-07	Lightspeed	NF	no factor TF: 75-76
2009-03-14	Kiselev Vadim	NF	no factor TF: 74-75
2009-03-01	Kiselev Vadim	NF	no factor TF: 73-74
2009-02-23	Kiselev Vadim	NF	no factor TF: 72-73
2009-02-21	Kiselev Vadim	NF	no factor TF: 71-72
2009-02-20	Kiselev Vadim	NF	no factor TF: 70-71
2009-02-19	Team_Inspector	NF	no factor TF: 69-70
2008-12-03	Team_Inspector	NF	no factor TF: 68-69