140 929 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

No factors below 2⁶⁷

TF target 2⁴⁴

TF below 2^114 is very unlikely to find new factors due to ECM effort.

P-1

B1 =	10000000000
B2 =	1178350201108080

ECM

Estimated T-Level: 35.8 ⓘ

Status	Date	User	Residue	Shift
Verified		Gary Gostin	14F9	0
Verified		Amdahl 6 - 1989	0A7F14F9	0
Verified		Brian J. Beesley	A90BE4968A7F14F9	0
Verified		Eivind Triel	A90BE4968A7F14F9	80843
Verified	2000-11-15	Brian J. Beesley	A90BE4968A7F14F9	69244

History

Date	User	Type	Result
2023-10-28	Oliver Kruse	NF-PM1	B1=10000000000, B2=1178350201108080
2023-10-25	Joss	NF-PM1	B1=8717658, B2=109206107010
2023-09-23	Joss	NF-PM1	B1=1000000, B2=909642063330
2023-05-09	masser	NF-PP1	Start=6/5, B1=50000000, B2=2500000000
2023-04-20	masser	NF-PP1	Start=129/59, B1=50000000, B2=3050000000
2023-04-18	masser	NF-PP1	Start=2/7, B1=50000000, B2=4050000000
2023-02-17	Joss	NF-PM1	B1=1000000, B2=417553095960
2023-01-17	Joss	NF-PM1	B1=1000000, B2=109206107010
2022-03-07	LordJulius	NF	no factor from 2^54 to 2^55
2022-02-19	LordJulius	NF	no factor from 2^66 to 2^67
2019-08-09	Yxinity	NF	no factor from 2^65 to 2^66
2018-04-28	Gordon Spence	NF	no factor from 2^64 to 2^65
2018-04-16	BloodERazor	NF	no factor from 2^64 to 2^65
2016-02-23	Mark Rose	NF	no factor from 2^57 to 2^58
2016-02-14	Gordon Spence	NF	no factor from 2^63 to 2^64
2016-02-13	Gordon Spence	NF	no factor from 2^62 to 2^63
2015-08-14	NR	NF	no factor from 2^61 to 2^62
2013-09-16	lycorn	NF	no factor from 2^60 to 2^61
2013-04-08	alpertron	NF-PM1	B1=100000000, B2=2000000000, E=12
2009-01-25	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-12-30	Sturle Sunde	NF	no factor from 2^58 to 2^59

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