884 055 559 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 2⁷⁶

TF target 2⁸⁵

Factored

Factor	Digits	Bits	Date
47728662816762587691937	23	75.3	2025-02-18 17:32:30

History

Date	User	Type	Result
2025-02-18	NStorm	F	Factor: 47728662816762587691937 / TF: 75-76
2024-06-26	SRBase	NF	no factor TF: 74-75
2022-12-12	SRBase	NF	no factor TF: 73-74
2021-06-19	SRBase	NF	no factor TF: 72-73
2020-10-15	SRBase	NF	no factor TF: 71-72
2019-07-10	srow7	NF	no factor TF: 70-71
2015-07-22	David Campeau	NF	no factor TF: 67-70
2015-04-07	sasaki	NF	no factor TF: 66-67
2013-07-28	america64	NF	no factor TF: 65-66
2010-10-26	Architects Cubed	NF	no factor TF: 64-65
2010-04-18	Architects Cubed	NF	no factor TF: 63-64