332 401 787 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
1319532311148815191816841	25	80.1	2023-02-08 18:48:03

Status	Date	User	Residue	Shift	Software
Factored	2017-02-11	AirSquirrels	5659096DE5DCC1A5	323300869	CUDALucas v2.05.1

History

Date	User	Type	Result
2025-06-23	Greg	F	Factor: 1319532311148815191816841 / TF: 80-81
2023-02-08	Mark Rose	F	Factor: 1319532311148815191816841 / TF: 80-81*
2023-02-08	Mark Rose	NF	no factor TF: 79-80
2023-01-19	bayanne	NF	no factor TF: 78-79
2021-06-30	Jon Pace	NF	no factor TF: 77-78
2020-08-07	Andrew B	NF	no factor TF: 76-77
2017-02-11	AirSquirrels	C-LL	5659096DE5DCC1A5
2015-02-05	Jacques MOLNE	NF	no factor TF: 75-76
2015-02-02	Jacques MOLNE	NF	no factor TF: 74-75
2015-01-27	Xebecer	NF	no factor TF: 73-74
2013-01-25	LaurV	NF	no factor TF: 72-73
2013-01-25	LaurV	NF	no factor TF: 71-72
2011-06-12	rduerr	NF	no factor TF: 68-71
2010-04-02	Team_Inspector	NF	no factor TF: 67-68