332 221 349 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 =	1686000
B2 =	140779170

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=11	2025-03-08	Ryan Propper	22AC0AE4D9F206D4	0	1	3

History

Date	User	Type	Result
2025-03-08	jingfired	CERT	Proof certified good
2025-03-08	Ryan Propper	C-PRP	22AC0AE4D9F206D4 Proof Certified Good Proof Power: 11
2025-02-10	DanMB	NF-PM1	B1=1686000, B2=140779170
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-06	Mark Rose	NF	no factor TF: 80-81
2023-04-05	Team_Inspector	NF	no factor TF: 79-80
2023-03-09	Team_Inspector	NF	no factor TF: 78-79
2019-12-09	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-23	MadPoo 🙂	NF-PM1	B1=100000
2015-08-10	srow7	NF	no factor TF: 77-78
2015-08-10	srow7	NF	no factor TF: 76-77
2011-04-08	Sebastian Hornbostel	NF	no factor TF: 75-76
2011-04-01	Christian Geschwentner	NF	no factor TF: 74-75
2010-07-19	Team_Inspector	NF	no factor TF: 73-74
2010-07-13	Team_Inspector	NF	no factor TF: 72-73
2010-04-08	Team_Inspector	NF	no factor TF: 71-72
2009-08-20	Team_Inspector	NF	no factor TF: 70-71
2009-07-30	Team_Inspector	NF	no factor TF: 69-70
2008-12-12	Team_Inspector	NF	no factor TF: 68-69