1 732 831 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
242369391475718833660470892882891969	36	117.5	2020-01-21 06:38:16

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 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)		Ed Knapton	F53B98E4C8D80CDA	0
Verified (Factored)	1998-12-21	Kent Lee	F53B98E4C8D80CDA	287989
Verified (Factored)	2015-06-28	MadPoo	F53B98E4C8D80CDA	793003

PRP Cofactor

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-01-21	Niels_Mache_Nextcloud	A7761137104F70D0	1	1060909	5	3
Verified	2020-01-30	kracker	A7761137104F70D0	1	1254797	5	3

History

Date	User	Type	Result
2020-01-30	kracker	C-PRP	M1732831/242369391475718833660470892882891969 : A7761137104F70D0 PRP: Verified PRP without proof (not generated)
2020-01-21	Niels_Mache_Nextcloud	C-PRP	M1732831/242369391475718833660470892882891969 : A7761137104F70D0 PRP: Verified PRP without proof (not generated)
2020-01-21	mnd9	F-ECM	Factor: 242369391475718833660470892882891969 / (ECM curve 3, B1=50000, B2=5000000, Sigma=2565359757738080)
2019-08-06	TJAOI	NF	no factor from 2^67 to 2^68
2018-10-17	Joss	NF-PM1	B1=1890440, B2=190611410, E=12
2018-10-11	Joss	NF-PM1	B1=1890440, B2=173283100, E=12
2018-10-03	Joss	NF-PM1	B1=1890440, B2=17328310, E=12
2018-05-28	TJAOI	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-09-21	mikr	NF-PM1	B1=3642200, B2=123456789, E=12
2015-09-16	Joss	NF-PM1	B1=1718582
2015-09-03	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-27	Joss	NF-PM1	B1=1562348
2015-07-21	Joss	NF-PM1	B1=1420317
2015-07-07	Joss	NF-PM1	B1=1291198
2015-06-28	MadPoo	C-LL	F53B98E4C8D80CDA
2015-06-25	Joss	NF-PM1	B1=1173817
2015-06-08	Joss	NF-PM1	B1=1067107
2015-05-26	Joss	NF-PM1	B1=970098
2015-05-22	Joss	NF-PM1	B1=881908
2015-05-07	Joss	NF-PM1	B1=801735
2015-05-05	snme2pm1	NF	no factor from 2^64 to 2^65
2015-05-05	snme2pm1	NF	no factor from 2^63 to 2^64
2015-05-01	Joss	NF-PM1	B1=728850
2015-04-08	Joss	NF-PM1	B1=602356
2015-03-15	Joss	NF-PM1	B1=497816
2015-03-08	Joss	NF-PM1	B1=452560
2015-02-22	Joss	NF-PM1	B1=411419
2015-02-11	Joss	NF-PM1	B1=374018
2015-01-29	Joss	NF-PM1	B1=281000
2015-01-27	Joss	NF-PM1	B1=255455
2014-12-02	Joss	NF-PM1	B1=211120
2014-09-10	Joss	NF-PM1	B1=174080
2014-05-06	Joss	NF-PM1	B1=137040
2014-04-04	Joss	NF-PM1	B1=100000
2011-02-07	Carsten Kossendey	NF-PM1	B1=95000, B2=1543750, E=6
2010-11-18	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-24	Architects Cubed	NF	no factor from 2^60 to 2^61

Username
Password