90 243 193 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
20501931601427179977511	23	74.1	2018-11-25 15:47:32

History

Date	User	Type	Result
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2018-11-25	TheJudger	F	Factor: 20501931601427179977511 / TF: 74-75
2018-03-08	Carsten Kossendey	NF	no factor TF: 73-74
2016-10-12	Carsten Kossendey	NF	no factor TF: 72-73
2015-10-18	Carsten Kossendey	NF	no factor TF: 71-72
2014-11-21	bunddog	NF	no factor TF: 70-71
2013-11-22	Carsten Kossendey	NF	no factor TF: 69-70
2011-04-01	Carsten Kossendey	NF	no factor TF: 68-69
2010-12-18	Carsten Kossendey	NF	no factor TF: 67-68
2010-10-16	Carsten Kossendey	NF	no factor TF: 66-67
2010-07-04	Carsten Kossendey	NF	no factor TF: 65-66
2010-02-20	Carsten Kossendey	NF	no factor TF: 64-65