90 189 863 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
21430652709358856941009	23	74.2	2018-11-25 15:47:08

History

Date	User	Type	Result
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2018-11-25	TheJudger	F	Factor: 21430652709358856941009 / TF: 74-75
2017-10-28	proxy2222	NF	no factor TF: 73-74
2016-08-28	Carsten Kossendey	NF	no factor TF: 72-73
2015-01-25	Carsten Kossendey	NF	no factor TF: 71-72
2014-11-20	SWL551	NF	no factor TF: 70-71
2013-11-18	Carsten Kossendey	NF	no factor TF: 69-70
2012-05-23	Carsten Kossendey	NF	no factor TF: 68-69
2011-09-20	Carsten Kossendey	NF	no factor TF: 67-68
2010-12-24	Carsten Kossendey	NF	no factor TF: 66-67
2010-09-12	Carsten Kossendey	NF	no factor TF: 65-66
2010-02-15	Carsten Kossendey	NF	no factor TF: 64-65