332 283 209 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 =	3110000
B2 =	77750000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=11	2025-05-12	iucas	A749A174F734F269	0	1	3

History

Date	User	Type	Result
2025-05-12	belezbar	CERT	Proof certified good
2025-05-12	iucas	C-PRP	A749A174F734F269 Proof Certified Good Proof Power: 11
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
2020-08-24	el grocco	NF	no factor TF: 78-79
2020-07-19	Team_Inspector	NF	no factor TF: 77-78
2017-07-30	Christian Geschwentner	NF	no factor TF: 76-77
2016-07-04	kdupke	NF-PM1	B1=3110000, B2=77750000
2015-06-24	Team_Inspector	NF	no factor TF: 75-76
2014-10-26	Team_Inspector	NF	no factor TF: 74-75
2014-07-23	Team_Inspector	NF	no factor TF: 73-74
2012-07-21	Team_Inspector	NF	no factor TF: 72-73
2012-01-25	Grant McCracken	NF	no factor TF: 71-72
2011-05-01	Grant McCracken	NF	no factor TF: 70-71
2010-05-24	Sunfish	NF	no factor TF: 69-70
2009-07-20	Team_Inspector	NF	no factor TF: 68-69