64 254 121 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
365797987313559100369	21	68.3	2013-11-09 05:19:33

History

Date	User	Type	Result
2022-03-30	LordJulius	NF	no factor TF: 60-63
2013-11-09	Craig Meyers	F	Factor: 365797987313559100369
2013-10-20	Keldor	NF	no factor TF: 73-74
2013-10-20	Keldor	NF	no factor TF: 72-73
2013-09-16	JoDu	NF	no factor TF: 71-72
2012-11-13	Tristan L	NF	no factor TF: 70-71
2012-11-13	Tristan L	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	Sturle Sunde	NF	no factor TF: 65-66
2010-04-05	Sturle Sunde	NF	no factor TF: 64-65
2009-05-31	Architects Cubed	NF	no factor TF: 63-64
2004-01-18	AxelFox	NF	no factor TF: 1-60
2003-08-25	Gordon Spence	NF	no factor TF: 1-59