1 997 693 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
29537618310414754565479	23	74.6	2019-12-18 20:14:36

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	56 / 640

Estimated T-Level: 25.4 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		Jeremy Buhler	ED2484E291FF904E	0
Verified (Factored)	1999-05-16	Damon Michaels	ED2484E291FF904E	1026552
Verified (Factored)	2015-07-12	MadPoo	ED2484E291FF904E	462822

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-12-19	Niels_Mache_Nextcloud	E09F7793580DF6A6	1	1467601	5	3
Verified	2019-12-22	GAN	E09F7793580DF6A6	1	1054421	5	3

History

Date	User	Type	Result
2019-12-22	GAN	C-PRP	M1997693/29537618310414754565479 : E09F7793580DF6A6 PRP: Verified PRP without proof (not generated)
2019-12-19	Niels_Mache_Nextcloud	C-PRP	M1997693/29537618310414754565479 : E09F7793580DF6A6 PRP: Verified PRP without proof (not generated)
2019-12-18	Corey	F-ECM	Factor: 29537618310414754565479 / (ECM curve 3, B1=50000, B2=5000000)
2018-11-26	Joss	NF-PM1	B1=1997693, B2=249711625, E=12
2018-05-09	Joss	NF-PM1	B1=1997693, B2=199769300, E=12
2018-03-09	Joss	NF-PM1	B1=1997693, B2=120000000, E=12
2018-02-16	Joss	NF-PM1	B1=1997693, B2=60000000, E=12
2018-01-30	Joss	NF-PM1	B1=1997693, B2=30000000, E=12
2018-01-28	Joss	NF-PM1	B1=1216588
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2016-02-23	Mark Rose	NF	no factor from 2^61 to 2^62
2015-10-18	ramgeis	NF	no factor from 2^70 to 2^71
2015-07-12	MadPoo	C-LL	ED2484E291FF904E
2014-01-04	Never Odd Or Even	NF	no factor from 2^69 to 2^70
2014-01-04	Never Odd Or Even	NF	no factor from 2^68 to 2^69
2014-01-04	Never Odd Or Even	NF	no factor from 2^67 to 2^68
2014-01-04	Never Odd Or Even	NF	no factor from 2^66 to 2^67
2014-01-04	Never Odd Or Even	NF	no factor from 2^65 to 2^66
2011-06-30	kurly	NF-PM1	B1=1000000, B2=30000000, E=12
2011-05-03	Xyzzy	NF	no factor from 2^64 to 2^65
2011-05-03	Xyzzy	NF	no factor from 2^63 to 2^64
2011-05-03	Xyzzy	NF	no factor from 2^62 to 2^63
2011-05-03	Xyzzy	NF	no factor from 2^1 to 2^62
2009-04-17	Rob_Dee	NF	no factor from 2^60 to 2^61

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