793 493 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
6573706099343871359	19	62.5	2015-11-20 11:54:58
141051050094933118680882974394751	33	106.8	2012-04-21 14:32:26

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	1246	0
Verified (Factored)		Phil Nesser	4F52E9902B0F5246	0
Verified (Factored)		Klaus Kastens	4F52E9902B0F5246	657559

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-05	Oliver Kruse	EB4EDB94D0E81CFD	2	0	1	3
Verified	2017-10-13	Oliver Kruse	EB4EDB94D0E81CFD	2	420028	1	3
Verified	2017-12-17	ATH	EB4EDB94D0E81CFD	2	214454	1	3
Unverified (Reliable)	2020-04-21	Oliver Kruse	895F2CD303C180__	2	200589	5	3

History

Date	User	Type	Result
2020-04-21	Oliver Kruse	C-PRP	M793493/6573706099343871359/141051050094933118680882974394751 : 895F2CD303C180__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-12-17	ATH	C-PRP	M793493/6573706099343871359/141051050094933118680882974394751 : EB4EDB94D0E81CFD PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-13	Oliver Kruse	C-PRP	M793493/141051050094933118680882974394751/6573706099343871359 : EB4EDB94D0E81CFD PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-05	Oliver Kruse	C-PRP	M793493/141051050094933118680882974394751/6573706099343871359 : EB4EDB94D0E81CFD PRP: Unverified (Reliable) PRP without proof (not generated)
2017-09-28	Oliver Kruse	C-PRP	M793493/141051050094933118680882974394751/6573706099343871359 : EB4EDB94D0E81CFD PRP without proof (not generated)
2015-11-20	TJAOI	F-ECM	Factor: 6573706099343871359 / (ECM curve 15, B1=50000, B2=5000000)
2012-04-21	alpertron	F-ECM	Factor: 141051050094933118680882974394751
2012-01-14	Joss	NF-PM1	B1=896834
2011-08-28	Joss	NF-PM1	B1=448417
2011-07-19	Joss	NF-PM1	B1=269050
2010-06-18	Architects Cubed	NF	no factor from 2^60 to 2^61
2008-10-11	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-10-11	Sturle Sunde	NF	no factor from 2^58 to 2^59