276 137 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
11969310290075759565788724376033	32	103.2	2023-01-21 03:01:43

ECM

Estimated T-Level: 30.6 ⓘ

TF below 2^97 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	DC5	0
Verified (Factored)		Unknown	0DC5	0
Verified (Factored)		Brian J. Beesley	6FC52B5E05170DC5	0
Verified (Factored)		Eivind Triel	6FC52B5E05170DC5	88623
Verified (Factored)	2001-11-24	Brian J. Beesley	6FC52B5E05170DC5	264427

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2023-01-21	masser	66C1C26A9B14A59D	1	177555	5	3

History

Date	User	Type	Result
2023-01-27	masser	NF-PP1	Start=2/7, B1=20000000, B2=620000000
2023-01-25	masser	NF-PP1	Start=6/5, B1=20000000, B2=620000000
2023-01-21	George Woltman	CERT	PRP Certification Proof certified good
2023-01-21	masser	C-PRP	M276137/11969310290075759565788724376033 : 66C1C26A9B14A59D PRP proof power = 5 PRP: Verified Proof certified good
2023-01-21	masser	F-PP1	Start=161/23, B1=20000000, Factor: 11969310290075759565788724376033
2022-06-18	Sid & Andy	NF-PM1	B1=140000000, B2=3243068168340
2022-03-07	LordJulius	NF	no factor from 2^54 to 2^55
2020-01-05	Gordon Spence	NF	no factor from 2^65 to 2^66
2020-01-05	Yxinity	NF	no factor from 2^65 to 2^66
2018-03-24	Gordon Spence	NF	no factor from 2^64 to 2^65
2016-02-03	Gordon Spence	NF	no factor from 2^63 to 2^64
2016-02-03	Gordon Spence	NF	no factor from 2^62 to 2^63
2015-08-13	NR	NF	no factor from 2^61 to 2^62
2013-07-14	lycorn	NF	no factor from 2^60 to 2^61
2012-12-03	alpertron	NF-PM1	B1=100000000, B2=2000000000, E=12
2012-02-26	Joss	NF-PM1	B1=2202814
2011-07-24	Joss	NF-PM1	B1=1762251
2011-06-25	Joss	NF-PM1	B1=1100000
2009-01-28	Sturle Sunde	NF	no factor from 2^59 to 2^60
2009-01-01	Sturle Sunde	NF	no factor from 2^58 to 2^59

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