70 655 521 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 2⁷⁴

Factored

Factor	Digits	Bits	Date
27500029780150322011399	23	74.5	2015-01-29 11:34:29

History

Date	User	Type	Result
2015-01-29	Gordon Spence	F	Factor: 27500029780150322011399 / TF: 74-75
2015-01-29	Gordon Spence	NF	no factor TF: 73-74
2014-11-13	Bdot	NF	no factor TF: 72-73
2014-10-12	garo	NF	no factor TF: 71-72
2013-06-23	Wikus Zandberg	NF	no factor TF: 70-71
2012-11-11	ArtfulDodger	NF	no factor TF: 69-70
2010-08-03	S00030	NF	no factor TF: 68-69
2010-08-02	Bold_Seeker	NF	no factor TF: 67-68
2010-08-01	sirlpr	NF	no factor TF: 66-67
2010-07-26	GrunwalderGIMP	NF	no factor TF: 65-66
2010-03-07	Krzysztof Opalski	NF	no factor TF: 64-65
2008-11-23	Wojciech Florek	NF	no factor TF: 1-64
2007-10-29	Amperio	NF	no factor TF: 1-63