592 649 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
223411286430236711246742241	27	87.5	2016-09-10 08:21:48

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	210 / 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	Shift
Verified (Factored)		David Slowinski	134D	0
Verified (Factored)		Charles F. Kerchner III	DEE05111798B534D	0
Verified (Factored)		Klaus Kastens	DEE05111798B534D	550386
Verified (Factored)	2015-04-11	MadPoo	DEE05111798B534D	104536

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-27	Oliver Kruse	9BB0A94252885E68	1	0	1	3
Verified	2017-09-28	Oliver Kruse	9BB0A94252885E68	1	0	1	3
Verified	2017-11-08	kkmrkkblmbrbk	9BB0A94252885E68	1	570098	1	3
Unverified (Reliable)	2020-04-19	Oliver Kruse	F1F9E49537D00E__	1	328819	5	3

History

Date	User	Type	Result
2022-03-07	LordJulius	NF	no factor from 2^54 to 2^55
2020-04-19	Oliver Kruse	C-PRP	M592649/223411286430236711246742241 : F1F9E49537D00E__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-11-08	kkmrkkblmbrbk	C-PRP	M592649/223411286430236711246742241 : 9BB0A94252885E68 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-28	Oliver Kruse	C-PRP	M592649/223411286430236711246742241 : 9BB0A94252885E68 PRP: Unverified (Reliable) PRP without proof (not generated)
2017-09-27	Oliver Kruse	C-PRP	M592649/223411286430236711246742241 : 9BB0A94252885E68 PRP: Unverified (Reliable) PRP without proof (not generated)
2016-09-10	Bruno Victal	F-ECM	Factor: 223411286430236711246742241 / (ECM curve 59, B1=50000, B2=5000000)
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^60 to 2^61
2015-11-18	Sid & Andy	NF-PM1	B1=5926490, B2=177794700, E=12
2015-10-22	Bruno Victal	NF-PM1	B1=1600000, B2=66000000, E=12
2015-09-17	Gordon Spence	NF	no factor from 2^63 to 2^64
2015-09-17	Gordon Spence	NF	no factor from 2^62 to 2^63
2015-07-13	NR	NF	no factor from 2^61 to 2^62
2015-04-11	MadPoo	C-LL	DEE05111798B534D
2013-10-17	David Campeau	NF-PM1	B1=1245000, B2=39840000, E=12
2012-07-21	Joss	NF-PM1	B1=1185298
2012-03-05	Joss	NF-PM1	B1=818334
2011-08-28	Joss	NF-PM1	B1=654667
2011-07-10	Joss	NF-PM1	B1=392800