332 299 993 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: 1 known prime factor

Trial Factored to 2⁸⁰

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
1165620860770068383912929	25	79.9	2023-01-10 20:50:03

Status	Proof	Date	User	Residue	Shift	Type	Base
Factored	PRP without proof (not generated)	2019-06-06	Valerio Bellizzomi	E7AD0DDDD78CD94C	0	4	3

History

Date	User	Type	Result
2025-04-21	DMiddendorp	F	Factor: 1165620860770068383912929 / TF: 79-80
2024-07-15	Grant McCracken	NF	no factor TF: 71-72
2024-04-17	Grant McCracken	NF	no factor TF: 70-71
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-10	Mark Rose	F	Factor: 1165620860770068383912929 / TF: 79-80*
2020-08-28	el grocco	NF	no factor TF: 78-79
2020-08-04	el grocco	NF	no factor TF: 77-78
2019-06-06	Valerio Bellizzomi	C-PRP	E7AD0DDDD78CD94C
2019-02-21	srow7	NF	no factor TF: 76-77
2014-07-31	Travis Glenn Russo	NF	no factor TF: 75-76
2013-10-07	ktony	NF	no factor TF: 74-75
2013-05-16	Team_Inspector	NF	no factor TF: 73-74
2013-01-11	-anonymous-	NF	no factor TF: 72-73
2012-04-05	Team_Inspector	NF	no factor TF: 71-72
2011-06-13	Grant McCracken	NF	no factor TF: 70-71
2010-09-27	Sunfish	NF	no factor TF: 69-70
2009-07-20	Sunfish	NF	no factor TF: 68-69