3 441 707 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

3441707

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷¹

TF target 2⁶⁴

TF below 2^80 is very unlikely to find new factors due to ECM effort.

P-1

B1 =	7900000
B2 =	20272480410

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	94 / 640

Estimated T-Level: 25.7 ⓘ

Status	Date	User	Residue	Shift
Verified		John Lloyd	A753E38B2EF44E18	0
Verified	1999-07-04	James M. Wolford	A753E38B2EF44E18	3310168

History

Date	User	Type	Result
2025-06-02	Architects Cubed	NF	no factor from 2^70 to 2^71
2023-04-20	Sid & Andy	NF-PM1	B1=7900000, B2=20272480410
2022-06-15	TJAOI	NF	no factor from 2^69 to 2^70
2021-06-23	mikr	NF-PM1	B1=5000000, B2=200000000, E=12
2021-06-08	Numberwang	NF-PM1	B1=1000000, B2=30000000
2021-01-03	axn	NF	no factor from 2^68 to 2^69
2018-08-06	TJAOI	NF	no factor from 2^67 to 2^68
2017-02-05	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-02-23	Mark Rose	NF	no factor from 2^62 to 2^63
2015-04-15	Gordon Spence	NF	no factor from 2^65 to 2^66
2015-02-24	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-24	VictordeHollander	NF	no factor from 2^63 to 2^64
2014-09-18	HBendtz	NF-PM1	B1=500000, B2=10000000, E=12
2012-08-18	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-08-10	markr	NF	no factor to 2^62
2010-10-25	Rob_Dee	NF-PM1	B1=100000, B2=1000000
2010-10-25	Rob_Dee	NF-PM1	B1=100000, B2=900000
2010-10-24	Rob_Dee	NF-PM1	B1=100000, B2=800000
2010-10-23	Rob_Dee	NF-PM1	B1=100000, B2=700000
2010-10-22	Rob_Dee	NF-PM1	B1=100000, B2=600000
2010-10-21	Rob_Dee	NF-PM1	B1=100000, B2=500000
2010-10-20	Rob_Dee	NF-PM1	B1=100000, B2=400000
2010-10-19	Rob_Dee	NF-PM1	B1=100000, B2=300000
2010-10-18	Rob_Dee	NF-PM1	B1=100000, B2=200000
2010-10-17	Rob_Dee	NF-PM1	B1=90000, B2=100000
2010-10-16	Rob_Dee	NF-PM1	B1=80000, B2=90000
2010-10-15	Rob_Dee	NF-PM1	B1=70000, B2=80000
2010-10-14	Rob_Dee	NF-PM1	B1=60000, B2=70000
2010-10-13	Rob_Dee	NF-PM1	B1=50000, B2=60000
2010-10-12	Rob_Dee	NF-PM1	B1=40000, B2=50000
2010-10-11	Rob_Dee	NF-PM1	B1=30000, B2=40000
2010-10-10	Rob_Dee	NF-PM1	B1=20000, B2=30000
2010-10-09	Rob_Dee	NF-PM1	B1=10000, B2=20000
2009-03-22	S485122	NF	no factor from 2^60 to 2^61

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