155 234 357 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 2⁷⁸

Factored

Factor	Digits	Bits	Date
98999837871236323016449	23	76.4	2024-11-15 18:45:25

History

Date	User	Type	Result
2025-01-20	Samuel Schmidt	F	Factor: 98999837871236323016449 / TF: 76-77
2024-11-15	Samuel Schmidt	F	Factor: 98999837871236323016449 / TF: 76-77
2024-08-13	SRBase	NF	no factor TF: 75-76
2023-02-16	SRBase	NF	no factor TF: 74-75
2021-11-14	SRBase	NF	no factor TF: 73-74
2017-12-07	ITS	NF	no factor TF: 72-73
2017-12-06	NoWhereMan	NF	no factor TF: 71-72
2017-11-27	shbris	NF	no factor TF: 70-71
2017-08-06	La Güira	NF	no factor TF: 69-70
2017-03-10	Xolotl	NF	no factor TF: 68-69
2016-05-05	Derek	NF	no factor TF: 67-68
2015-04-10	guru	NF	no factor TF: 66-67
2013-02-06	Richard	NF	no factor TF: 65-66
2011-01-23	dsl	NF	no factor TF: 64-65