153 282 277 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
30393714279812037407913653473	29	94.6	2025-02-19 08:07:19

P-1 factors

Date	Factors	B1	B2
2025-02-19	30393714279812037407913653473	669000	19220145

History

Date	User	Type	Result
2025-02-19	Curved	F-PM1	Factor: 30393714279812037407913653473 / B1=669000, B2=19220145
2025-01-06	La Güira	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
2017-04-22	Sergey Nosov	NF	no factor TF: 72-73
2016-09-03	Xolotl	NF	no factor TF: 71-72
2016-09-02	Choi4KANG	NF	no factor TF: 70-71
2016-08-05	La Güira	NF	no factor TF: 69-70
2016-08-05	La Güira	NF	no factor TF: 68-69
2016-04-25	James Hintz	NF	no factor TF: 67-68
2015-04-02	vwflat4	NF	no factor TF: 66-67
2013-01-31	Richard	NF	no factor TF: 65-66
2011-01-20	greg3ll	NF	no factor TF: 64-65
2010-06-28	Chris Smith	NF	no factor TF: 63-64