133 172 537 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
87413487374971458367769	23	76.2	2023-08-22 05:18:40

History

Date	User	Type	Result
2023-08-22	Semyon Musatov	F	Factor: 87413487374971458367769 / TF: 76-77
2023-08-20	1997rj7	NF	no factor from 2^75 to 2^76
2022-12-30	SRBase	NF	no factor from 2^74 to 2^75
2021-07-23	SRBase	NF	no factor from 2^73 to 2^74
2020-10-22	SRBase	NF	no factor from 2^72 to 2^73
2016-01-28	guru	NF	no factor from 2^71 to 2^72
2016-01-27	ANONYMOUS	NF	no factor from 2^70 to 2^71
2016-01-26	La Güira	NF	no factor from 2^69 to 2^70
2016-01-26	La Güira	NF	no factor from 2^68 to 2^69
2016-01-26	La Güira	NF	no factor from 2^67 to 2^68
2015-01-30	Richard	NF	no factor from 2^66 to 2^67
2012-10-26	Richard	NF	no factor from 2^65 to 2^66
2010-11-19	Thomas Stork	NF	no factor from 2^64 to 2^65
2010-06-05	sasaki3	NF	no factor from 2^63 to 2^64