153 250 583 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 2⁷⁷

Factored

Factor	Digits	Bits	Date
529176241679396643702097313	27	88.8	2025-03-05 22:16:15

P-1 factors

Date	Factors	B1	B2
2025-03-05	529176241679396643702097313	1081000	1081000

History

Date	User	Type	Result
2025-03-05	Dmitry Bolshakov	F-PM1	Factor: 529176241679396643702097313 / B1=1081000
2025-01-02	David Hruska	NF	no factor TF: 76-77
2024-08-06	SRBase	NF	no factor TF: 75-76
2023-02-14	SRBase	NF	no factor TF: 74-75
2021-11-14	SRBase	NF	no factor TF: 73-74
2017-06-04	StyM	NF	no factor TF: 72-73
2017-06-04	Ilya Alexandrov	NF	no factor TF: 71-72
2017-06-04	Ilya Alexandrov	NF	no factor TF: 70-71
2017-06-01	La Güira	NF	no factor TF: 69-70
2016-11-30	Alex_soldier	NF	no factor TF: 68-69
2016-04-25	James Hintz	NF	no factor TF: 67-68
2015-04-28	ANONYMOUS	NF	no factor TF: 66-67
2013-01-26	Mr-Plonk	NF	no factor TF: 65-66
2011-01-18	Charles A. Morris	NF	no factor TF: 64-65
2010-06-27	Marzbug	NF	no factor TF: 63-64