3 018 241 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
216536559183503395687	21	67.6	2018-07-16 08:59:45

ECM

Digits	B1	Curves
25	50000	15 / 280

Estimated T-Level: 20.3 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		Les	D4B83128C99422AC	0
Verified (Factored)	1999-05-09	Goede Schueler/Christoph Steinbeck	D4B83128C99422AC	35258

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-19	_p95holder_	49622BE8F1E121B3	1	1385134	5	3
Verified	2018-07-19	Oliver Kruse	49622BE8F1E121B3	1	249619	5	3

History

Date	User	Type	Result
2022-01-23	Joss	NF-PM1	B1=1000000, B2=119912100
2021-03-14	Joss	NF	no factor from 2^66 to 2^67
2021-01-17	Joss	NF-PM1	B1=301824, B2=6036482, E=6
2021-01-17	Joss	NF	no factor from 2^65 to 2^66
2020-10-09	Joss	NF-PM1	B1=301824, B2=3018241, E=6
2018-07-19	Oliver Kruse	C-PRP	M3018241/216536559183503395687 : 49622BE8F1E121B3 PRP: Verified PRP without proof (not generated)
2018-07-19	_p95holder_	C-PRP	M3018241/216536559183503395687 : 49622BE8F1E121B3 PRP: Verified PRP without proof (not generated)
2018-07-16	ramgeis	F	Factor: 216536559183503395687 / TF: 67-68*
2017-02-09	Smok_bmv	NF	no factor from 2^66 to 2^67
2016-08-25	trebor	NF-PM1	B1=3000000
2016-08-23	trebor	NF-PM1	B1=2750000
2016-08-21	trebor	NF-PM1	B1=2500000
2016-08-19	trebor	NF-PM1	B1=2250000
2016-08-15	trebor	NF-PM1	B1=2000000
2015-08-01	Squeeky_Squirrel	NF-PM1	B1=150000, B2=3675000, E=6
2015-06-01	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
2010-10-15	markr	NF-PM1	B1=115000, B2=2357500, E=6
2010-09-19	Sid & Andy	NF	no factor from 2^61 to 2^62
2009-01-30	Jayson King	NF	no factor from 2^60 to 2^61

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