822 037 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
54004312298409806829511	23	75.5	2015-02-24 14:00:13

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	1D0	0
Verified (Factored)		Marco Negrazus	FE0A3423657381D0	0
Verified (Factored)		Paul Victor Novarese	FE0A3423657381D0	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-28	Oliver Kruse	E0451B6384B23F86	1	0	1	3
Verified	2017-10-14	Oliver Kruse	E0451B6384B23F86	1	530850	1	3
Verified	2017-12-18	ATH	E0451B6384B23F86	1	29080	1	3
Unverified (Reliable)	2020-04-21	Oliver Kruse	02C38385D0AF3B__	1	532456	5	3

History

Date	User	Type	Result
2020-04-21	Oliver Kruse	C-PRP	M822037/54004312298409806829511 : 02C38385D0AF3B__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-12-18	ATH	C-PRP	M822037/54004312298409806829511 : E0451B6384B23F86 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-14	Oliver Kruse	C-PRP	M822037/54004312298409806829511 : E0451B6384B23F86 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-28	Oliver Kruse	C-PRP	M822037/54004312298409806829511 : E0451B6384B23F86 PRP: Unverified (Reliable) PRP without proof (not generated)
2015-02-24	bam	F-ECM	Factor: 54004312298409806829511 / (ECM curve 1, B1=50000, B2=5000000)
2013-11-02	David Campeau	NF-PM1	B1=1665000, B2=56610000, E=12
2012-09-21	Joss	NF-PM1	B1=1644074
2010-06-01	Architects Cubed	NF	no factor from 2^60 to 2^61
2008-10-29	markr	NF-PM1	B1=1000000, B2=40000000, E=12
2008-10-23	markr	NF-PM1	B1=1000000, B2=20000000, E=12
2008-10-13	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-10-13	Sturle Sunde	NF	no factor from 2^58 to 2^59