70 685 837 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
205299838103552509217	21	67.5	2014-12-05 09:25:12

P-1 factors

Date	Factors	B1	B2
2014-12-05	205299838103552509217	645000	0

History

Date	User	Type	Result
2014-12-05	BigBrother	F-PM1	Factor: 205299838103552509217 / B1=645000
2014-12-03	A_Savchenko	NF	no factor TF: 73-74
2014-11-20	gcardona	NF	no factor TF: 72-73
2013-04-21	SRS Technology	NF	no factor TF: 71-72
2013-04-21	SRS Technology	NF	no factor TF: 70-71
2013-04-21	SRS Technology	NF	no factor TF: 69-70
2010-08-31	GrunwalderGIMP	NF	no factor TF: 68-69
2010-08-30	sannerud.com	NF	no factor TF: 67-68
2010-08-30	sannerud.com	NF	no factor TF: 66-67
2010-06-30	S00030	NF	no factor TF: 65-66
2010-02-25	Sturle Sunde	NF	no factor TF: 64-65
2008-11-23	Wojciech Florek	NF	no factor TF: 1-64
2007-11-17	Amperio	NF	no factor TF: 1-63
2007-10-29	Amperio	NF	no factor TF: 1-63