332 262 617 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 =	2000000
B2 =	227586786

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-12-26	Andrzej.G	630D46FDF9C19EE4	62864299	1	3

History

Date	User	Type	Result
2025-12-28	Kriesel	CERT	Proof certified good
2025-12-26	Andrzej.G	C-PRP	630D46FDF9C19EE4 Proof Certified Good Proof Power: 9
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-03-14	JacobZ	NF-PM1	B1=2000000, B2=227586786
2016-05-25	dh1	NF	no factor TF: 80-81
2016-05-25	dh1	NF	no factor TF: 79-80
2016-05-25	dh1	NF	no factor TF: 78-79
2016-05-25	dh1	NF	no factor TF: 77-78
2015-09-17	srow7	NF	no factor TF: 76-77
2015-02-04	Team_Inspector	NF	no factor TF: 75-76
2013-01-10	LaurV	NF	no factor TF: 74-75
2012-02-13	Team_Inspector	NF	no factor TF: 73-74
2011-06-30	Team_Inspector	NF	no factor TF: 72-73
2011-05-30	Grant McCracken	NF	no factor TF: 71-72
2011-02-13	kurly	NF	no factor TF: 70-71
2009-11-29	Grant McCracken	NF	no factor TF: 69-70
2009-05-23	Team_Inspector	NF	no factor TF: 68-69