153 396 743 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
1259199825760648561956291193	28	90.0	2025-03-05 09:06:20

P-1 factors

Date	Factors	B1	B2
2025-03-05	1259199825760648561956291193	674000	674000

History

Date	User	Type	Result
2025-03-05	Curved	F-PM1	Factor: 1259199825760648561956291193 / B1=674000
2024-12-31	Vili	NF	no factor TF: 76-77
2024-08-09	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
2017-06-18	Andrew B	NF	no factor TF: 72-73
2017-06-12	0x6f	NF	no factor TF: 71-72
2017-06-06	Damian Silvestre	NF	no factor TF: 70-71
2017-06-01	La Güira	NF	no factor TF: 69-70
2016-07-08	Adam Buran	NF	no factor TF: 68-69
2016-05-02	JoJo-SUN24	NF	no factor TF: 67-68
2015-04-10	Richard	NF	no factor TF: 66-67
2013-01-26	-anonymous-	NF	no factor TF: 65-66
2011-01-19	Mr-Plonk	NF	no factor TF: 64-65
2010-06-24	Thomas Stork	NF	no factor TF: 63-64