66 646 717 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
74655144016241015911	20	66.0	2014-10-16 18:58:46

P-1 factors

Date	Factors	B1	B2
2014-10-16	74655144016241015911	600000	0

History

Date	User	Type	Result
2014-10-16	Nesowa	F-PM1	Factor: 74655144016241015911 / B1=600000
2014-03-22	blip	NF	no factor TF: 73-74
2014-03-16	TheJudger	NF	no factor TF: 72-73
2014-03-16	TheJudger	NF	no factor TF: 71-72
2012-09-19	Bold_Seeker	NF	no factor TF: 70-71
2012-02-14	gbvalor	NF	no factor TF: 69-70
2010-06-07	sannerud.com	NF	no factor TF: 68-69
2010-06-07	sannerud.com	NF	no factor TF: 67-68
2010-06-07	sannerud.com	NF	no factor TF: 66-67
2010-04-07	unconnected	NF	no factor TF: 65-66
2010-04-03	Sturle Sunde	NF	no factor TF: 64-65
2009-06-16	1997rj7	NF	no factor TF: 1-64