68 047 649 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 2⁷²

TF target 2⁷⁴

Factored

Factor	Digits	Bits	Date
2521241897049300965857	22	71.1	2014-02-12 13:37:13

History

Date	User	Type	Result
2014-02-12	bayanne	F	Factor: 2521241897049300965857 / TF: 71-72
2013-06-03	gdf	NF	no factor TF: 70-71
2012-03-18	Marzbug	NF	no factor TF: 69-70
2010-01-17	Sturle Sunde	NF	no factor TF: 68-69
2010-01-17	sannerud.com	NF	no factor TF: 67-68
2010-01-15	-anonymous-	NF	no factor TF: 66-67
2010-01-13	runesk	NF	no factor TF: 65-66
2010-01-12	Sturle Sunde	NF	no factor TF: 64-65
2008-11-01	kmd	NF	no factor TF: 63-64

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