332 719 669 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
128474453633138086455433	24	76.8	2022-08-25 02:20:02

History

Date	User	Type	Result
2025-06-06	Greg	F	Factor: 128474453633138086455433 / TF: 76-77
2022-08-25	Joe S.	F	Factor: 128474453633138086455433 / TF: 76-77*
2020-06-30	George Woltman	NF	no factor TF: 75-76
2016-04-27	srow7	NF	no factor TF: 74-75
2015-08-06	srow7	NF	no factor TF: 73-74
2014-03-22	bayanne	NF	no factor TF: 72-73
2013-03-17	LaurV	NF	no factor TF: 71-72
2013-02-01	LaurV	NF	no factor TF: 70-71
2012-07-16	LaurV	NF	no factor TF: 69-70
2012-04-12	LaurV	NF	no factor TF: 68-69
2012-03-28	LaurV	NF	no factor TF: 67-68
2010-10-29	Architects Cubed	NF	no factor TF: 66-67