2 824 697 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
181427879071987540367993	24	77.3	2020-09-10 03:34:05

ECM

Digits	B1	Curves
25	50000	37 / 280

Estimated T-Level: 20.7 ⓘ

TF below 2^64 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Robert Clark	3927FDDCF5628598	0
Verified (Factored)	1999-05-30	Eric Karlsen	3927FDDCF5628598	2251135
Verified (Factored)	2018-09-08	kkmrkkblmbrbk	3927FDDCF5628598	320524

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-09-12	Sébastien BROUCKE	150BE38485DA93B6	1	2324788	5	3
Verified	2020-09-13	marssystems	150BE38485DA93B6	1	2703309	5	3

History

Date	User	Type	Result
2020-09-13	marssystems	C-PRP	M2824697/181427879071987540367993 : 150BE38485DA93B6 PRP: Verified PRP without proof (not generated)
2020-09-12	Sébastien BROUCKE	C-PRP	M2824697/181427879071987540367993 : 150BE38485DA93B6 PRP: Verified PRP without proof (not generated)
2020-09-10	daveward2005	F-ECM	Factor: 181427879071987540367993 / (ECM curve 7, B1=50000, B2=5000000)
2020-01-24	masser	NF-PM1	B1=5000000, B2=200000000, E=12
2019-11-10	masser	NF-PM1	B1=3000000, B2=30000000, E=12
2019-01-03	chuenkit	NF	no factor from 2^67 to 2^68
2018-09-08	kkmrkkblmbrbk	C-LL	3927FDDCF5628598
2017-10-28	Gordon Spence	NF	no factor from 2^66 to 2^67
2017-10-04	Joss	NF-PM1	B1=597196, B2=5971960, E=6
2017-02-25	Joss	NF-PM1	B1=298598, B2=2985980, E=6
2016-12-23	Joss	NF-PM1	B1=207360
2016-09-22	Joss	NF-PM1	B1=120000, B2=3993000
2016-09-21	Joss	NF-PM1	B1=120000, B2=3630000
2016-09-17	Joss	NF-PM1	B1=120000, B2=3300000, E=6
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-02-13	ramgeis	NF	no factor from 2^65 to 2^66
2015-04-21	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-04-21	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-10	dbaugh	NF	no factor from 2^62 to 2^63
2012-02-19	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-02-14	Sturle Sunde	NF	no factor from 2^60 to 2^61

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