48 067 783 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 2⁷²

Factored

Factor	Digits	Bits	Date
60650110574592753499217	23	75.7	2016-10-26 22:57:18

P-1 factors

Date	Factors	B1	B2
2016-10-26	60650110574592753499217	530000	13250000

Status	Date	User	Residue	Shift	Software
Bad	2010-04-01	SuperCooper	37632C3CCB558B51	22610281	Windows 64-bit,Prime95,v25.9,build 4
Bad	2011-03-07	Helmut Kirrmaier	343CCF4CAD59FD77	0	Glucas with shift counts,(aka G29)
Factored	2016-10-20	MadPoo 🙂	5D6B66F957CCAD0F	23553218	Windows 64-bit,Prime95,v26,(aka We4)
Factored	2016-10-27	ATH	5D6B66F957CCAD0F	31967296	Windows 64-bit,Prime95,v28.9,build 2

History

Date	User	Type	Result
2024-08-16	tbusby	NF	no factor TF: 69-70
2016-10-27	ATH	C-LL	5D6B66F957CCAD0F
2016-10-26	Bruno Victal	F-PM1	Factor: 60650110574592753499217 / B1=530000, B2=13250000
2016-10-20	MadPoo 🙂	C-LL	5D6B66F957CCAD0F
2015-08-08	Mark Rose	NF	no factor TF: 71-72
2015-08-03	Greg	NF	no factor TF: 70-71
2015-07-25	Architects Cubed	NF	no factor TF: 69-70
2011-03-07	Helmut Kirrmaier	C-LL	343CCF4CAD59FD77
2010-04-01	SuperCooper	C-LL	37632C3CCB558B51
2009-12-30	SuperCooper	NF-PM1	B1=750000
2008-05-10	Team Prime Rib	NF	no factor TF: 1-69
2003-10-08	Thomas Mullen	NF	no factor TF: 1-60
2003-06-09	Thomas Mullen	NF	no factor TF: 1-59