332 773 291 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 2⁷⁷

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
129161143906189589581897	24	76.8	2022-09-20 01:51:02

History

Date	User	Type	Result
2025-06-06	Greg	F	Factor: 129161143906189589581897 / TF: 76-77
2022-09-20	DRobinsonPE	F	Factor: 129161143906189589581897 / TF: 76-77*
2020-07-17	el grocco	NF	no factor TF: 75-76
2016-06-15	bayanne	NF	no factor TF: 74-75
2015-09-07	srow7	NF	no factor TF: 73-74
2014-12-03	dragonbud20	NF	no factor TF: 72-73
2013-04-02	LaurV	NF	no factor TF: 71-72
2013-02-02	LaurV	NF	no factor TF: 70-71
2012-07-18	LaurV	NF	no factor TF: 69-70
2012-04-13	LaurV	NF	no factor TF: 68-69
2012-03-27	LaurV	NF	no factor TF: 67-68
2010-11-01	Architects Cubed	NF	no factor TF: 66-67