332 511 269 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 2⁸¹

TF target 2⁸¹

Factored

Factor	Digits	Bits	Date
1642548780917081958944137	25	80.4	2025-10-18 14:42:02

History

Date	User	Type	Result
2025-10-21	James Heinrich	F	Factor: 1642548780917081958944137 / TF: 80-81
2025-10-18	Architects Cubed	F	Factor: 1642548780917081958944137 / TF: 80-81*
2024-01-15	Jurzal	NF	no factor TF: 79-80
2023-11-27	TheJudger	NF	no factor TF: 78-79
2022-05-10	Jon Pace	NF	no factor TF: 77-78
2020-11-24	bayanne	NF	no factor TF: 76-77
2019-06-06	erick84mm	NF	no factor TF: 75-76
2015-12-25	LaurV	NF	no factor TF: 74-75
2015-05-25	srow7	NF	no factor TF: 73-74
2013-06-29	kracker	NF	no factor TF: 72-73
2013-03-03	Chuck	NF	no factor TF: 71-72
2013-01-17	kracker	NF	no factor TF: 70-71
2012-07-02	LaurV	NF	no factor TF: 69-70
2012-04-11	LaurV	NF	no factor TF: 68-69
2011-10-17	Grant McCracken	NF	no factor TF: 67-68