423 289 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
3093317790813753846743	22	71.4	2008-01-12 00:18:50

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	200 / 640

Estimated T-Level: 26.6 ⓘ

TF below 2^83 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-23	Oliver Kruse	47EF37ED341BD444	1	0	1	3
Verified	2017-09-24	Oliver Kruse	47EF37ED341BD444	1	0	1	3
Verified	2017-11-07	kkmrkkblmbrbk	47EF37ED341BD444	1	338440	1	3
Unverified (Reliable)	2020-04-18	Oliver Kruse	BEF10707EFC026__	1	405428	5	3

History

Date	User	Type	Result
2020-04-18	Oliver Kruse	C-PRP	M423289/3093317790813753846743 : BEF10707EFC026__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-11-07	kkmrkkblmbrbk	C-PRP	M423289/3093317790813753846743 : 47EF37ED341BD444 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-24	Oliver Kruse	C-PRP	M423289/3093317790813753846743 : 47EF37ED341BD444 PRP: Unverified (Reliable) PRP without proof (not generated)
2017-09-23	Oliver Kruse	C-PRP	M423289/3093317790813753846743 : 47EF37ED341BD444 PRP: Unverified (Reliable) PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=3000000, B2=100000000, E=12
2008-01-12	Team_Bundu	F-ECM	Factor: 3093317790813753846743