2 107 013 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
2267633507728029636190236057515321369	37	120.8	2017-07-11 22:39:39

ECM

Digits	B1	Curves
25	50000	207 / 280

Estimated T-Level: 23.7 ⓘ

TF below 2^74 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Underbakke	B6A2CBB7D5748795	0
Verified (Factored)		Dongsheng Liu	B6A2CBB7D5748795	0
Verified (Factored)		Fred Otto	B6A2CBB7D5748795	0
Verified (Factored)	2015-11-14	MadPoo	B6A2CBB7D5748795	1910836

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-28	alpertron	B02D3BC4C039EB1C	1	0	1	3
Verified	2017-10-21	Oliver Kruse	B02D3BC4C039EB1C	1	2032675	1	3

P-1 factors

Date	Factor	B1	B2
2017-07-11	2267633507728029636190236057515321369	2500000	125000000

History

Date	User	Type	Result
2017-10-21	Oliver Kruse	C-PRP	M2107013/2267633507728029636190236057515321369 : B02D3BC4C039EB1C PRP: Verified PRP without proof (not generated)
2017-09-28	alpertron	C-PRP	M2107013/2267633507728029636190236057515321369 : B02D3BC4C039EB1C PRP: Verified PRP without proof (not generated)
2017-07-11	mikr	F-PM1	Factor: 2267633507728029636190236057515321369 / (P-1, B1=2500000, B2=125000000, E=12)
2017-06-09	Joss	NF-PM1	B1=447216, B2=4472160, E=6
2017-05-30	Joss	NF-PM1	B1=372680, B2=3726800, E=6
2016-11-08	Joss	NF-PM1	B1=223608
2016-10-01	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-07-16	Joss	NF-PM1	B1=186340, B2=6020000, E=12
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-12-27	ramgeis	NF	no factor from 2^65 to 2^66
2015-11-14	MadPoo	C-LL	B6A2CBB7D5748795
2015-03-15	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-03-15	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-09-05	ramgeis	NF	no factor from 2^62 to 2^63
2012-03-30	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-25	James Heinrich	NF-PM1	B1=140000, B2=3010000, E=6
2011-01-10	Joss	NF-PM1	B1=50000
2010-12-29	Joss	NF-PM1	B1=30000
2009-08-02	USAFSS	NF-PM1	B1=20000, B2=260000
2009-01-03	Sturle Sunde	NF	no factor from 2^60 to 2^61

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