90 693 371 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
21212559431297250732497	23	74.2	2018-11-25 16:00:09

History

Date	User	Type	Result
2024-05-16	James Heinrich	NF	no factor TF: 68-69
2018-11-25	Strolling Jellyfish	F	Factor: 21212559431297250732497 / TF: 74-75
2018-11-24	gcardona	NF	no factor TF: 73-74
2018-03-19	c10ck3r	NF-PM1	B1=10000
2017-05-25	Carsten Kossendey	NF	no factor TF: 72-73
2016-04-01	Carsten Kossendey	NF	no factor TF: 71-72
2014-09-20	webbert	NF	no factor TF: 70-71
2014-01-30	sasaki	NF	no factor TF: 69-70
2011-06-27	Carsten Kossendey	NF	no factor TF: 68-69
2011-01-07	Carsten Kossendey	NF	no factor TF: 67-68
2010-11-27	Carsten Kossendey	NF	no factor TF: 66-67
2010-08-19	Carsten Kossendey	NF	no factor TF: 65-66
2010-04-22	Carsten Kossendey	NF	no factor TF: 64-65