156 697 231 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
86527648491132912540223	23	76.2	2024-11-29 06:29:45

History

Date	User	Type	Result
2025-01-20	Samuel Schmidt	F	Factor: 86527648491132912540223 / TF: 76-77
2024-11-29	Samuel Schmidt	F	Factor: 86527648491132912540223 / TF: 76-77
2024-08-19	SRBase	NF	no factor TF: 75-76
2023-02-22	SRBase	NF	no factor TF: 74-75
2021-11-18	SRBase	NF	no factor TF: 73-74
2018-04-13	Craig Johnson	NF	no factor TF: 72-73
2018-04-12	Craig Johnson	NF	no factor TF: 71-72
2018-03-25	proxy2222	NF	no factor TF: 70-71
2017-11-27	La Güira	NF	no factor TF: 69-70
2017-03-08	tmorrow	NF	no factor TF: 68-69
2016-05-09	rubikvn2100	NF	no factor TF: 67-68
2015-04-16	guru	NF	no factor TF: 66-67
2013-02-08	Stargazer	NF	no factor TF: 65-66
2011-01-26	dsl	NF	no factor TF: 64-65