3 057 283 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
16788456803000690229139687	26	83.8	2021-12-28 19:23:25

ECM

Digits	B1	Curves
25	50000	86 / 280

Estimated T-Level: 21.5 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Dan Woerner	42EA10F28D23D4DE	0
Verified (Factored)	2000-11-15	Willamette Mathematics	42EA10F28D23D4DE	1962632

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-12-31	/r/counting	5FEC232CD09D381B	1	1518150	5	3

P-1 factors

Date	Factor	B1	B2
2021-12-28	16788456803000690229139687	32483951	1851585207

History

Date	User	Type	Result
2022-02-06	Joss	NF-PM1	B1=1000000, B2=119912100
2022-01-20	Joss	NF	no factor from 2^67 to 2^68
2021-12-31	argilo	CERT	PRP Certification Proof certified good
2021-12-31	/r/counting	C-PRP	M3057283/16788456803000690229139687 : 5FEC232CD09D381B PRP proof power = 7 PRP: Verified Proof certified good
2021-12-28	oodaira	F-PM1	Factor: 16788456803000690229139687 / (P-1, B1=32483951, B2=1851585207, E=12)
2020-07-06	Smok_bmv	NF	no factor from 2^71 to 2^72
2020-07-06	Smok_bmv	NF	no factor from 2^70 to 2^71
2020-07-03	Smok_bmv	NF	no factor from 2^69 to 2^70
2020-07-03	Smok_bmv	NF	no factor from 2^68 to 2^69
2018-07-28	ramgeis	NF	no factor from 2^67 to 2^68
2017-10-28	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2017-05-09	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-01-04	Joss	NF-PM1	B1=132000
2016-10-16	Squeeky_Squirrel	NF-PM1	B1=195000, B2=5362500, E=6
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
2011-03-29	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-10-01	markr	NF-PM1	B1=110000, B2=2447500, E=6
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61

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