1 424 947 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
1693993564230088572527	22	70.5	2016-07-05 15:25:27

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 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)		Paul and Jean Leyland	9BD23355CF2106EE	0
Verified (Factored)		Cornelius Caesar	9BD23355CF2106EE	0
Verified (Factored)	2015-07-19	MadPoo	9BD23355CF2106EE	361035

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	Oliver Kruse	5BE97D1250C3CA62	1	0	1	3
Verified	2017-10-26	kkmrkkblmbrbk	5BE97D1250C3CA62	1	234308	1	3

History

Date	User	Type	Result
2017-10-26	kkmrkkblmbrbk	C-PRP	M1424947/1693993564230088572527 : 5BE97D1250C3CA62 PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1424947/1693993564230088572527 : 5BE97D1250C3CA62 PRP: Verified PRP without proof (not generated)
2016-08-27	Bruno Victal	NF-PM1	B1=2500000, B2=62500000, E=12
2016-07-05	Chang Chia-Tche	F-ECM	Factor: 1693993564230088572527 / (ECM curve 1, B1=50000, B2=5000000)
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
2015-10-11	ramgeis	NF	no factor from 2^65 to 2^66
2015-07-19	MadPoo	C-LL	9BD23355CF2106EE
2015-03-18	snme2pm1	NF	no factor from 2^64 to 2^65
2015-03-18	snme2pm1	NF	no factor from 2^63 to 2^64
2015-03-17	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2015-03-12	Joss	NF-PM1	B1=591963
2015-03-03	Joss	NF-PM1	B1=538149
2015-02-27	Joss	NF-PM1	B1=489227
2015-02-20	Joss	NF-PM1	B1=444752
2015-02-15	Joss	NF-PM1	B1=404320
2015-01-15	Joss	NF-PM1	B1=367564
2014-11-10	Joss	NF-PM1	B1=245043
2011-07-17	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2009-08-01	markr	NF-PM1	B1=200000, B2=5000000, E=6
2009-02-25	Sturle Sunde	NF	no factor from 2^60 to 2^61

Username
Password