3 069 769 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

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 =	9000000
B2 =	23085969270

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	74 / 640

Estimated T-Level: 25.6 ⓘ

Status	Date	User	Residue	Shift
Verified		Rich Harms	2B09D8321DB07DC5	0
Verified	1999-05-30	Kent Lee	2B09D8321DB07DC5	24439

History

Date	User	Type	Result
2025-08-12	onlinegame	NF	no factor from 2^70 to 2^71
2023-02-04	Sid & Andy	NF-PM1	B1=9000000, B2=23085969270
2022-10-14	Joss	NF-PM1	B1=1050000, B2=1015265790
2022-09-07	Joss	NF-PM1	B1=1050000, B2=226749600
2022-05-18	mikr	NF	no factor from 2^69 to 2^70
2022-02-09	Joss	NF-PM1	B1=1050000, B2=119912100
2021-03-23	TJAOI	NF	no factor from 2^68 to 2^69
2018-08-03	ramgeis	NF	no factor from 2^67 to 2^68
2018-01-09	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2018-01-05	Joss	NF-PM1	B1=780000
2017-05-13	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-01-04	Joss	NF-PM1	B1=132000
2016-10-21	Squeeky_Squirrel	NF-PM1	B1=195000, B2=5411250, E=6
2015-06-06	Tha	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
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2011-10-21	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-09-22	markr	NF-PM1	B1=110000, B2=2447500, E=6
2009-02-14	Sturle Sunde	NF	no factor from 2^60 to 2^61

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