90 440 143 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
23991331494887961879943	23	74.3	2018-11-09 16:00:08

History

Date	User	Type	Result
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2018-11-09	Strolling Jellyfish	F	Factor: 23991331494887961879943 / TF: 74-75
2018-09-18	Carsten Kossendey	NF	no factor TF: 73-74
2017-02-04	Carsten Kossendey	NF	no factor TF: 72-73
2016-02-07	Carsten Kossendey	NF	no factor TF: 71-72
2014-03-17	SMoffat	NF	no factor TF: 70-71
2013-12-21	Carsten Kossendey	NF	no factor TF: 69-70
2011-05-12	Carsten Kossendey	NF	no factor TF: 68-69
2010-12-14	Carsten Kossendey	NF	no factor TF: 67-68
2010-08-25	Carsten Kossendey	NF	no factor TF: 66-67
2010-08-06	Carsten Kossendey	NF	no factor TF: 65-66
2010-08-05	Carsten Kossendey	NF	no factor TF: 64-65