242 621 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
92440589134404124659485945513627206001	38	126.1	2019-04-16 10:04:10

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	515 / 640

Estimated T-Level: 29.0 ⓘ

TF below 2^91 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	1B33	0
Verified (Factored)		Unknown	1B33	0
Verified (Factored)		Ken Kiefer	1E19ED90F9C69B33	0
Verified (Factored)		Brian J. Beesley	1E19ED90F9C69B33	0
Verified (Factored)		Eivind Triel	1E19ED90F9C69B33	163624
Verified (Factored)	2016-06-01	MadPoo	1E19ED90F9C69B33	154493

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-04-17	Ruzovej	F069CBBF1A767664	1	126401	5	3
Verified	2019-04-17	ATH	F069CBBF1A767664	1	30447	5	3
Verified	2019-04-17	matzetoni	F069CBBF1A767664	1	77943	5	3

P-1 factors

Date	Factor	B1	B2
2019-04-16	92440589134404124659485945513627206001	100000000	2000000000

History

Date	User	Type	Result
2022-03-07	LordJulius	NF	no factor from 2^54 to 2^55
2019-04-17	matzetoni	C-PRP	M242621/92440589134404124659485945513627206001 : F069CBBF1A767664 PRP: Verified PRP without proof (small exponent)
2019-04-17	ATH	C-PRP	M242621/92440589134404124659485945513627206001 : F069CBBF1A767664 PRP: Verified PRP without proof (small exponent)
2019-04-17	Ruzovej	C-PRP	M242621/92440589134404124659485945513627206001 : F069CBBF1A767664 PRP: Verified PRP without proof (small exponent)
2019-04-16	alex	F-PM1	Factor: 92440589134404124659485945513627206001 / (P-1, B1=100000000, B2=2000000000, E=12)
2018-03-11	Gordon Spence	NF	no factor from 2^64 to 2^65
2016-06-01	MadPoo	C-LL	1E19ED90F9C69B33
2016-05-13	Numberwang	NF-PM1	B1=2713, B2=67825
2016-02-23	Mark Rose	NF	no factor from 2^57 to 2^58
2016-01-17	Gordon Spence	NF	no factor from 2^63 to 2^64
2016-01-17	Gordon Spence	NF	no factor from 2^62 to 2^63
2015-07-31	snme2pm1	NF	no factor from 2^61 to 2^62
2014-12-18	Denial140	NF-PM1	B1=10000000, B2=250000000, E=12
2013-10-12	David Campeau	NF-PM1	B1=2640000, B2=76560000, E=12
2013-07-15	lycorn	NF	no factor from 2^60 to 2^61
2012-02-26	Joss	NF-PM1	B1=2605204
2011-07-24	Joss	NF-PM1	B1=2084163
2011-02-04	Joss	NF-PM1	B1=2000000
2009-01-25	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-12-31	Sturle Sunde	NF	no factor from 2^58 to 2^59

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