332 218 339 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 =	2985000
B2 =	73878750

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2026-02-13	JMencius	894F23BB6CA7E42F	171289310	1	3

History

Date	User	Type	Result
2026-02-13	mr_fox	CERT	Proof certified good
2026-02-13	JMencius	C-PRP	894F23BB6CA7E42F Proof Certified Good Proof Power: 10
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-04-05	Mark Rose	NF	no factor TF: 80-81
2023-04-05	Mark Rose	NF	no factor TF: 79-80
2012-09-11	Norman Ley	NF-PM1	B1=2985000, B2=73878750
2011-04-01	TheJudger	NF	no factor TF: 78-79
2011-04-01	TheJudger	NF	no factor TF: 77-78
2011-04-01	TheJudger	NF	no factor TF: 76-77
2011-04-01	TheJudger	NF	no factor TF: 75-76
2011-03-24	Christian Geschwentner	NF	no factor TF: 74-75
2010-08-27	Team_Inspector	NF	no factor TF: 73-74
2010-06-11	George Gonis	NF	no factor TF: 72-73
2009-11-14	Team_Inspector	NF	no factor TF: 71-72
2009-10-12	Team_Inspector	NF	no factor TF: 70-71
2009-01-28	zetagrid	NF	no factor TF: 69-70
2009-01-16	Team_Inspector	NF	no factor TF: 68-69