66 543 011 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 2⁷⁴

TF target 2⁷⁴

Factored

Factor	Digits	Bits	Date
13720464617962070777	20	63.6	2014-03-16 16:26:53

History

Date	User	Type	Result
2014-03-16	TheJudger	F	Factor: 13720464617962070777
2014-03-08	Matthew P. Del Buono	NF	no factor TF: 73-74
2014-02-23	bayanne	NF	no factor TF: 72-73
2014-02-23	bayanne	NF	no factor TF: 71-72
2013-06-12	kracker	NF	no factor TF: 70-71
2012-02-14	Alan Pearmain	NF	no factor TF: 69-70
2010-02-28	alexey77	NF	no factor TF: 68-69
2010-02-27	alexey77	NF	no factor TF: 67-68
2010-02-26	alexey77	NF	no factor TF: 66-67
2010-02-26	ANONYMOUS	NF	no factor TF: 65-66
2009-12-01	Sturle Sunde	NF	no factor TF: 64-65
2009-05-10	1997rj7	NF	no factor TF: 1-64