3 366 977 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
6765645168450539263163792761	28	92.5	2021-01-06 05:29:14

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)		David Allen	FA2E64B88FF8BA94	0
Verified (Factored)	1999-07-04	Jed Duffey	FA2E64B88FF8BA94	145024

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-01-07	xyuzyz	D0FF3A07CC1150C3	1	1445128	5	3
Verified	2021-01-07	ATH	D0FF3A07CC1150C3	1	3108284	5	3

P-1 factors

Date	Factor	B1	B2
2021-01-06	6765645168450539263163792761	4000000	150000000

History

Date	User	Type	Result
2021-01-07	curtisc	CERT	PRP Certification Proof certified good
2021-01-07	ATH	C-PRP	M3366977/6765645168450539263163792761 : D0FF3A07CC1150C3 PRP proof power = 7 PRP: Verified Proof certified good
2021-01-07	xyuzyz	C-PRP	M3366977/6765645168450539263163792761 : D0FF3A07CC1150C3 PRP: Verified PRP without proof (not generated)
2021-01-06	mikr	F-PM1	Factor: 6765645168450539263163792761 / (P-1, B1=4000000, B2=150000000, E=12)
2018-11-19	TJAOI	NF	no factor from 2^67 to 2^68
2017-04-18	Joss	NF-PM1	B1=330000, B2=3300000, E=6
2017-03-07	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-07-23	Squeeky_Squirrel	NF-PM1	B1=165000, B2=4331250, E=6
2015-03-30	Gordon Spence	NF	no factor from 2^65 to 2^66
2015-02-15	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-15	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-09-23	Joss	NF-PM1	B1=93126
2014-05-21	Joss	NF-PM1	B1=74063
2012-11-15	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-10-16	USAFSS	NF-PM1	B1=55000, B2=907500, E=6
2011-08-30	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-07-08	Carsten Kossendey	NF-PM1	B1=15000, B2=206250
2009-03-27	S485122	NF	no factor from 2^60 to 2^61

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