3 166 169 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2966260563007178038583253414127	31	101.2	2021-03-01 15:13:29

ECM

Digits	B1	Curves
25	50000	38 / 280

Estimated T-Level: 20.7 ⓘ

TF below 2^64 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Carl-Eric Nilsson	2493345E9C395ECC	0
Verified (Factored)	1997-12-21	Bruce Loving	2493345E9C395ECC	0
Verified (Factored)	1999-08-31	john maharry	2493345E9C395ECC	72462

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-03-03	-Anonymous-	AC093CF8D138151B	1	1523695	5	3
Verified	2021-04-04	ATH	AC093CF8D138151B	1	855521	5	3

History

Date	User	Type	Result
2022-09-03	Joss	NF-PM1	B1=1266467, B2=236513550
2022-02-22	Joss	NF-PM1	B1=1000000, B2=134343300
2021-04-15	Derek	CERT	PRP Certification Proof certified good
2021-04-04	C.D.B.	CERT	PRP Certification Proof certified good
2021-04-04	ATH	C-PRP	M3166169/2966260563007178038583253414127 : AC093CF8D138151B PRP proof power = 7 PRP: Verified Proof certified good
2021-03-03	-Anonymous-	C-PRP	M3166169/2966260563007178038583253414127 : AC093CF8D138151B PRP proof power = 7 PRP: Verified Proof certified good
2021-03-01	mnd9	F-ECM	Factor: 2966260563007178038583253414127 / (ECM curve 2, B1=50000, B2=5000000, Sigma=5986500189830176)
2019-07-31	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2019-01-21	TJAOI	NF	no factor from 2^67 to 2^68
2017-04-23	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-11-30	HBendtz	NF-PM1	B1=500000, B2=12000000, e=12
2015-11-07	Joss	NF-PM1	B1=551966
2015-08-12	Joss	NF-PM1	B1=433871
2015-06-17	Tha	NF	no factor from 2^65 to 2^66
2015-02-11	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-11	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-09-25	Joss	NF-PM1	B1=100544
2014-06-01	Joss	NF-PM1	B1=80272
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2011-10-31	Grant McCracken	NF	no factor from 2^61 to 2^62
2011-09-09	Squeeky_Squirrel	NF-PM1	B1=60000, B2=960000, E=6
2009-07-03	Carsten Kossendey	NF-PM1	B1=15000, B2=191250
2009-04-10	S485122	NF	no factor from 2^60 to 2^61

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