153 139 001 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
183966873757960654066033230263	30	97.2	2025-02-14 05:09:15

P-1 factors

Date	Factors	B1	B2
2025-02-14	183966873757960654066033230263	848000	63609480

History

Date	User	Type	Result
2025-02-14	Smok_bmv	F-PM1	Factor: 183966873757960654066033230263 / B1=848000, B2=63609480
2025-01-04	johnniek	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
2018-01-31	hkt	NF	no factor TF: 72-73
2017-11-28	Will Edgington	NF	no factor TF: 71-72
2017-05-29	Delvan	NF	no factor TF: 70-71
2017-05-23	La Güira	NF	no factor TF: 69-70
2015-02-26	mikr	NF	no factor TF: 68-69
2015-02-26	mikr	NF	no factor TF: 66-68
2013-01-29	Arne Kleppestrand	NF	no factor TF: 65-66
2011-01-19	OS1	NF	no factor TF: 64-65
2010-06-29	gdf	NF	no factor TF: 63-64