90 328 193 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 2⁷⁵

TF target 2⁷⁵

Factored

Factor	Digits	Bits	Date
19867594653018597110279	23	74.1	2018-11-25 15:48:23

History

Date	User	Type	Result
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2018-11-25	TheJudger	F	Factor: 19867594653018597110279 / TF: 74-75
2018-05-12	Carsten Kossendey	NF	no factor TF: 73-74
2016-11-16	Carsten Kossendey	NF	no factor TF: 72-73
2015-12-12	Carsten Kossendey	NF	no factor TF: 71-72
2014-09-03	ITS	NF	no factor TF: 70-71
2013-11-29	Carsten Kossendey	NF	no factor TF: 69-70
2012-05-23	Carsten Kossendey	NF	no factor TF: 68-69
2011-07-10	Carsten Kossendey	NF	no factor TF: 67-68
2010-11-15	Carsten Kossendey	NF	no factor TF: 66-67
2010-09-22	Carsten Kossendey	NF	no factor TF: 65-66
2010-06-23	Carsten Kossendey	NF	no factor TF: 64-65