332 317 571 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
849563045165258328380081	24	79.5	2023-01-24 01:51:03

History

Date	User	Type	Result
2025-04-22	DMiddendorp	F	Factor: 849563045165258328380081 / TF: 79-80
2024-07-15	Grant McCracken	NF	no factor TF: 71-72
2024-04-26	Grant McCracken	NF	no factor TF: 70-71
2023-10-18	James Heinrich	NF	no factor TF: 67-68
2023-01-24	Mark Rose	F	Factor: 849563045165258328380081 / TF: 79-80*
2020-11-04	Runtime Error	NF	no factor TF: 78-79
2019-12-06	MadPoo 🙂	NF-PM1	B1=100000, B2=1000000
2019-04-12	MadPoo 🙂	NF-PM1	B1=100000
2016-02-10	John Burroughs	NF	no factor TF: 77-78
2016-02-10	John Burroughs	NF	no factor TF: 76-77
2016-01-24	Team_Inspector	NF	no factor TF: 75-76
2015-02-25	Team_Inspector	NF	no factor TF: 74-75
2013-10-06	Team_Inspector	NF	no factor TF: 73-74
2011-08-18	Grant McCracken	NF	no factor TF: 72-73
2011-08-17	Grant McCracken	NF	no factor TF: 71-72
2011-06-06	Grant McCracken	NF	no factor TF: 70-71
2010-10-02	Sunfish	NF	no factor TF: 69-70
2009-08-31	Team_Inspector	NF	no factor TF: 68-69