3 482 443 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
485384746718043139269825541604699632679	39	128.5	2023-05-05 09:58:37

ECM

Digits	B1	Curves
25	50000	78 / 280

Estimated T-Level: 21.4 ⓘ

TF below 2^66 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Alexey Khlyamkov	78BB319045FB3EAC	0
Verified (Factored)	1999-08-16	Earl Malmrose	78BB319045FB3EAC	1266701

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2023-05-05	Naegi Makoto	C38A071B09E9575A	1	74797	5	3

P-1 factors

Date	Factor	B1	B2
2023-05-05	485384746718043139269825541604699632679	9200000	17701770450

History

Date	User	Type	Result
2023-05-05	iwes	CERT	PRP Certification
2023-05-05	curtisc	CERT	PRP Certification Proof certified good
2023-05-05	Naegi Makoto	C-PRP	M3482443/485384746718043139269825541604699632679 : C38A071B09E9575A PRP proof power = 7 PRP: Verified Proof certified good
2023-05-05	Sid & Andy	F-PM1	Factor: 485384746718043139269825541604699632679 / (P-1, B1=9200000, B2=17701770450)
2022-03-30	TJAOI	NF	no factor from 2^69 to 2^70
2022-02-08	mikr	NF-PM1	B1=5000000, B2=405000000
2021-11-15	Aaron Haviland	NF-PM1	B1=1500000, B2=30000000, e=12
2021-01-11	axn	NF	no factor from 2^68 to 2^69
2018-10-22	TJAOI	NF	no factor from 2^67 to 2^68
2017-02-18	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
2016-01-05	ramgeis	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
2014-09-28	HBendtz	NF-PM1	B1=500000, B2=10000000, E=12
2014-08-21	Joss	NF-PM1	B1=78431
2012-08-18	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-11-14	USAFSS	NF-PM1	B1=60000, B2=990000, E=6
2011-07-18	markr	NF	no factor from 2^61 to 2^62
2009-07-07	Carsten Kossendey	NF-PM1	B1=20000, B2=240000
2009-03-20	S485122	NF	no factor from 2^60 to 2^61

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