9 587 Exponent Status

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁴⁴

Factored

Factor	Digits	Bits	Date
6842693325161318357698161937504324710196297	43	142.3	2009-01-25 15:06:18

ECM

Estimated T-Level: 47.1 ⓘ

TF below 2^151 is very unlikely to find new factors due to ECM effort.

Status	User	Residue	Software
Factored	Unknown	0AC3	Unknown,(aka U)
Factored	George Woltman	57B82D29323E0AC3	Woltman,Prime95,first web release,(aka W4)
Factored	Brian J. Beesley	57B82D29323E0AC3	Mac,John Sweeney,v1.4,(aka J3)

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	No proof (small exponent)	2017-09-21	Oliver Kruse	C54C527BF38F2284	1	0	1	3
Verified	No proof (small exponent)	2017-10-02	kkmrkkblmbrbk	C54C527BF38F2284	1	0	1	3
Verified	No proof (small exponent)	2017-12-07	ATH	C54C527BF38F2284	1	5823	1	3
Verified	No proof (small exponent)	2020-04-17	Oliver Kruse	3487A93B04092120	1	3165	5	3
Verified	No proof (small exponent)	2024-07-01	kkmrkkblmbrbk	3487A93B04092120	1	6554	5	3

History

Date	User	Type	Result
2025-03-30	masser	NF-PP1	Start=83/59, B1=1000000000, B2=999000000000
2024-07-01	kkmrkkblmbrbk	C-PRP	M9587/6842693325161318357698161937504324710196297 : 3487A93B04092120
2023-06-25	JacobZ	NF-PM1	B1=60000000000, B2=244568457101868900
2020-04-17	Oliver Kruse	C-PRP	M9587/6842693325161318357698161937504324710196297 : 3487A93B04092120
2017-12-07	ATH	C-PRP	M9587/6842693325161318357698161937504324710196297 : C54C527BF38F2284
2017-10-02	kkmrkkblmbrbk	C-PRP	M9587/6842693325161318357698161937504324710196297 : C54C527BF38F2284
2017-09-21	Oliver Kruse	C-PRP	M9587/known_factors : C54C527BF38F2284
2009-01-25	-anonymous-	F-ECM	Factor: 6842693325161318357698161937504324710196297
2003-03-07	-anonymous-	NF-PM1	B1=4290000000
2002-12-09	-anonymous-	NF	no factor TF: 1-57
2002-11-09	-anonymous-	NF-PM1	B1=3221225472, B2=4290000000, E=48
2002-09-07	-anonymous-	NF-PM1	B1=2147483648, B2=4290000000, E=48
2002-06-15	-anonymous-	NF-PM1	B1=1073741824, B2=4290000000, E=48
2001-08-24	-anonymous-	NF-PM1	B1=3000000000, B2=4290000000
2001-06-30	-anonymous-	NF-PM1	B1=43000000, B2=4290000000
2001-02-11	-anonymous-	NF-PM1	B1=1000000, B2=100000000
2000-06-23	-anonymous-	NF	no factor TF: 1-56
2000-03-01	-anonymous-	NF	no factor TF: 54-55
1999-12-30	-anonymous-	NF	no factor TF: 53-54
1999-09-22	-anonymous-	NF	no factor TF: 52-53

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