3 632 737 Exponent Status

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁴

Factored

Factor	Digits	Bits	Date
1533107481870589755602485319	28	90.3	2020-07-13 09:03:27

P-1 factors

Date	Factors	B1	B2
2020-07-13	1533107481870589755602485319	30000000	600000000

ECM

Digits	B1	Curves
25	50000	12 / 280

Estimated T-Level: 20.2 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift	Software
Factored		Dax Prather	C87CFEB5F022ECE0	0	Windows,Prime95,v14,(aka WQ1)
Factored	1999-01-17	Joel Armengaud	C87CFEB5F022ECE0	0	Windows,Prime95,v16,(aka WS1)
Factored	1999-12-30	Jon Mechling	C87CFEB5F022ECE0	296293	Windows,Prime95,v19,(aka WV1)

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2020-07-13	storm5510	7CAF8A3C7C938257	1	188191	5	3
Verified	PRP without proof (not generated)	2020-07-13	oodaira	7CAF8A3C7C938257	1	1076289	5	3

History

Date	User	Type	Result
2022-05-24	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-04	Joss	NF-PM1	B1=90000
2020-07-13	oodaira	C-PRP	M3632737/1533107481870589755602485319 : 7CAF8A3C7C938257
2020-07-13	storm5510	C-PRP	M3632737/1533107481870589755602485319 : 7CAF8A3C7C938257
2020-07-13	axn	F-PM1	Factor: 1533107481870589755602485319 / B1=30000000, B2=600000000
2020-03-03	BigBrother	NF-PM1	B1=3000000, B2=90000000
2018-09-10	TJAOI	NF	no factor TF: 67-68
2016-12-25	Gordon Spence	NF	no factor TF: 66-67
2016-05-17	Squeeky_Squirrel	NF-PM1	B1=230000, B2=6670000, E=12
2016-02-23	Mark Rose	NF	no factor TF: 62-63
2015-10-18	ramgeis	NF	no factor TF: 65-66
2015-01-22	VictordeHollander	NF	no factor TF: 64-65
2015-01-22	VictordeHollander	NF	no factor TF: 63-64
2012-06-05	GrunwalderGIMP	NF	no factor TF: 1-63
2012-01-21	Squeeky_Squirrel	NF-PM1	B1=90000, B2=1620000, E=6
2011-05-23	markr	NF	no factor TF: 61-62
2009-07-06	Carsten Kossendey	NF-PM1	B1=20000, B2=245000
2009-03-11	S485122	NF	no factor TF: 60-61
1999-12-30	-anonymous-	C-LL	C87CFEB5F022ECE0
1999-01-17	Joel Armengaud	C-LL	C87CFEB5F022ECE0
1998-12-21	-anonymous-	NF	no factor TF: 1-60

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