65 007 727 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
256970873997374765936389524050401	33	107.7	2013-07-19 10:55:54

P-1 factors

Date	Factors	B1	B2
2013-07-19	256970873997374765936389524050401	575000	10062500

History

Date	User	Type	Result
2022-03-30	LordJulius	NF	no factor TF: 60-64
2013-07-19	Youcef L	F-PM1	Factor: 256970873997374765936389524050401
2013-07-11	Jerry Hallett	NF	no factor TF: 73-74
2013-07-11	Jerry Hallett	NF	no factor TF: 71-72
2013-07-11	Jerry Hallett	NF	no factor TF: 72-73
2012-06-12	]mh[ Virtek	NF	no factor TF: 70-71
2012-01-07	-anonymous-	NF	no factor TF: 69-70
2012-01-06	debrouxl	NF	no factor TF: 69-70
2010-01-11	-anonymous-	NF	no factor TF: 68-69
2010-01-05	S00030	NF	no factor TF: 67-68
2010-01-04	linded	NF	no factor TF: 66-67
2009-12-30	Sturle Sunde	NF	no factor TF: 65-66
2009-10-29	Sturle Sunde	NF	no factor TF: 64-65
2004-02-14	1997rj7	NF	no factor TF: 1-60
2003-10-31	Gordon Spence	NF	no factor TF: 1-59
1999-12-23	-anonymous-	NF	no factor TF: 1-53