3 048 737 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
33982079517287838484859567576857	32	104.7	2017-09-18 19:08:10

ECM

Digits	B1	Curves
25	50000	15 / 280

Estimated T-Level: 20.3 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Stephan Grupp	911BEA9A72565F76	0
Verified (Factored)	1999-09-14	Michael Durham	911BEA9A72565F76	235813

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-28	Oliver Kruse	A20416CA7CEAF425	1	1494864	5	3
Verified	2017-12-10	kkmrkkblmbrbk	A20416CA7CEAF425	1	503991	5	3

P-1 factors

Date	Factor	B1	B2
2017-09-18	33982079517287838484859567576857	3000000	100000000

History

Date	User	Type	Result
2022-01-09	Joss	NF	no factor from 2^68 to 2^69
2021-12-22	Joss	NF-PM1	B1=3048737, B2=667675470
2021-12-21	Joss	NF-PM1	B1=3048737, B2=139246800
2021-12-08	Joss	NF-PM1	B1=3048737, B2=30487370, E=12
2021-11-20	Joss	NF-PM1	B1=3048737
2021-02-25	Joss	NF	no factor from 2^67 to 2^68
2021-02-18	Joss	NF	no factor from 2^66 to 2^67
2021-01-16	Joss	NF	no factor from 2^65 to 2^66
2020-05-15	Joss	NF-PM1	B1=772312, B2=3048737
2017-12-10	kkmrkkblmbrbk	C-PRP	M3048737/33982079517287838484859567576857 : A20416CA7CEAF425 PRP: Verified PRP without proof (not generated)
2017-10-28	Oliver Kruse	C-PRP	M3048737/33982079517287838484859567576857 : A20416CA7CEAF425 PRP: Verified PRP without proof (not generated)
2017-09-18	mikr	F-PM1	Factor: 33982079517287838484859567576857 / (P-1, B1=3000000, B2=100000000, E=12)
2017-05-06	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-03-14	Squeeky_Squirrel	NF-PM1	B1=205000, B2=5688750, E=12
2015-06-06	Tha	NF	no factor from 2^65 to 2^66
2015-02-07	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-07	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2010-11-13	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-10-03	markr	NF-PM1	B1=110000, B2=2447500, E=6
2009-02-14	Sturle Sunde	NF	no factor from 2^60 to 2^61

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