332 258 503 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 =	1662000
B2 =	128510580

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=7	2023-08-16	Simon Josefsson	1C7CBF48ED8A8DBF	204757966	1	3

History

Date	User	Type	Result
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-09-18	Kriesel	CERT	Proof certified good
2023-08-16	Simon Josefsson	C-PRP	1C7CBF48ED8A8DBF Proof Certified Good Proof Power: 7
2023-06-12	JacobZ	NF-PM1	B1=1662000, B2=128510580
2023-04-11	Mark Rose	NF	no factor TF: 80-81
2023-04-07	Team_Inspector	NF	no factor TF: 79-80
2013-11-01	Bill Staffen	NF	no factor TF: 78-79
2013-10-31	Bill Staffen	NF	no factor TF: 77-78
2013-10-31	Bill Staffen	NF	no factor TF: 76-77
2013-02-26	FreelancerJ	NF	no factor TF: 75-76
2013-01-10	LaurV	NF	no factor TF: 74-75
2012-01-14	Team_Inspector	NF	no factor TF: 73-74
2011-04-12	Team_Inspector	NF	no factor TF: 72-73
2011-04-09	Team_Inspector	NF	no factor TF: 71-72
2011-02-21	Christian Geschwentner	NF	no factor TF: 70-71
2009-09-19	Team_Inspector	NF	no factor TF: 69-70
2009-05-21	Team_Inspector	NF	no factor TF: 68-69