332 288 461 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 =	3185000
B2 =	97938750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2025-12-02	Helton_Alvares_Goncalves	49B99D0CA17A5345	124837963	1	3

History

Date	User	Type	Result
2025-12-03	Kriesel	CERT	Proof certified good
2025-12-02	Helton_Alvares_Goncalves	C-PRP	49B99D0CA17A5345 Proof Certified Good Proof Power: 8
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-11	Mark Rose	NF	no factor TF: 80-81
2023-04-11	Mark Rose	NF	no factor TF: 79-80
2020-08-25	el grocco	NF	no factor TF: 78-79
2020-07-31	Team_Inspector	NF	no factor TF: 77-78
2018-04-03	fsociety00_dat	NF	no factor TF: 76-77
2018-03-28	CaptainEntropy	NF-PM1	B1=3185000, B2=97938750, E=6
2015-07-09	Team_Inspector	NF	no factor TF: 75-76
2014-10-29	Team_Inspector	NF	no factor TF: 74-75
2013-03-10	ktony	NF	no factor TF: 73-74
2012-12-25	Team_Inspector	NF	no factor TF: 72-73
2012-01-01	Grant McCracken	NF	no factor TF: 71-72
2011-06-07	Grant McCracken	NF	no factor TF: 70-71
2010-06-11	Sunfish	NF	no factor TF: 69-70
2009-08-12	Team_Inspector	NF	no factor TF: 68-69