3 312 653 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
1129848936296488398095849	25	79.9	2021-10-29 10:07:45

ECM

Digits	B1	Curves
25	50000	61 / 280

Estimated T-Level: 21.1 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Robert Dove	8B630C7A54B247BE	0
Verified (Factored)		Anatole Kaushanski	8B630C7A54B247BE	0
Verified (Factored)		Michael S. Barthelemy	8B630C7A54B247BE	0
Verified (Factored)	2015-11-14	MadPoo	8B630C7A54B247BE	2213160

PRP Cofactor

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-11-04	kutens	8C379F3384192613	1	2395048	5	3

History

Date	User	Type	Result
2022-09-10	Joss	NF-PM1	B1=1000000, B2=245252700
2022-04-10	Joss	NF-PM1	B1=1000000, B2=138424650
2022-04-09	Joss	NF-PM1	B1=1000000
2021-11-04	curtisc	CERT	PRP Certification Proof certified good
2021-11-04	kutens	C-PRP	M3312653/1129848936296488398095849 : 8C379F3384192613 PRP proof power = 7 PRP: Verified Proof certified good
2021-10-29	daveward2005	F-ECM	Factor: 1129848936296488398095849 / (ECM curve 5, B1=50000, B2=5000000, Sigma=7923555447745056)
2021-07-22	TJAOI	NF	no factor from 2^68 to 2^69
2020-03-12	mikr	NF-PM1	B1=4000000, B2=150000000, E=12
2018-12-03	TJAOI	NF	no factor from 2^67 to 2^68
2017-05-30	Joss	NF-PM1	B1=360000, B2=3600000, E=6
2017-02-25	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-03-01	ramgeis	NF	no factor from 2^65 to 2^66
2015-11-14	MadPoo	C-LL	8B630C7A54B247BE
2012-11-18	Squeeky_Squirrel	NF-PM1	B1=180000, B2=3285000, E=6
2011-10-25	Aaron Haviland	NF	no factor from 2^64 to 2^65
2011-10-25	Aaron Haviland	NF	no factor from 2^63 to 2^64
2011-10-25	Aaron Haviland	NF	no factor from 2^62 to 2^63
2011-09-16	Grant McCracken	NF	no factor from 2^61 to 2^62
2010-07-31	Rob_Dee	NF-PM1	B1=100000, B2=1000000
2010-07-30	Rob_Dee	NF-PM1	B1=100000, B2=800000
2010-07-29	Rob_Dee	NF-PM1	B1=100000, B2=600000
2010-07-28	Rob_Dee	NF-PM1	B1=100000, B2=400000
2010-07-27	Rob_Dee	NF-PM1	B1=100000, B2=200000
2010-07-26	Rob_Dee	NF-PM1	B1=90000, B2=100000
2010-07-25	Rob_Dee	NF-PM1	B1=80000, B2=90000
2010-07-24	Rob_Dee	NF-PM1	B1=70000, B2=80000
2010-07-23	Rob_Dee	NF-PM1	B1=60000, B2=70000
2010-07-22	Rob_Dee	NF-PM1	B1=50000, B2=60000
2010-07-21	Rob_Dee	NF-PM1	B1=40000, B2=50000
2010-07-20	Rob_Dee	NF-PM1	B1=30000, B2=40000
2010-07-19	Rob_Dee	NF-PM1	B1=20000, B2=30000
2010-07-18	Rob_Dee	NF-PM1	B1=10000, B2=20000
2009-03-31	S485122	NF	no factor from 2^60 to 2^61

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