11 467 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
629473914716320521076888164405022247039460773954183	51	168.8	2019-04-30 05:13:14

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	9201 / 9201
50	44000000	13565 / 16550

Estimated T-Level: 49.1 ⓘ

TF below 2^158 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Unknown	5B23	0
Verified (Factored)		George Woltman	08521E17CEF35B23	0
Verified (Factored)		Brian J. Beesley	08521E17CEF35B23	0
Verified (Factored)	2015-04-11	MadPoo	08521E17CEF35B23	9623

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-04-30	ATH	B0B2499A6A4D484F	1	10008	5	3
Verified	2019-04-30	matzetoni	B0B2499A6A4D484F	1	6614	5	3
Verified	2019-04-30	marssystems	B0B2499A6A4D484F	1	460	5	3

History

Date	User	Type	Result
2023-01-20	-Anonymous-	NF-PM1	B1=100000000000, B2=122192573512709700
2019-04-30	marssystems	C-PRP	M11467/629473914716320521076888164405022247039460773954183 : B0B2499A6A4D484F PRP: Verified PRP without proof (small exponent)
2019-04-30	matzetoni	C-PRP	M11467/629473914716320521076888164405022247039460773954183 : B0B2499A6A4D484F PRP: Verified PRP without proof (small exponent)
2019-04-30	ATH	C-PRP	M11467/629473914716320521076888164405022247039460773954183 : B0B2499A6A4D484F PRP: Verified PRP without proof (small exponent)
2019-04-30	Ryan Propper	F-ECM	Factor: 629473914716320521076888164405022247039460773954183
2018-09-23	snme2pm1	NF	no factor from 2^63 to 2^64
2018-05-04	James Hintz	NF-PM1	B1=26965081012, B2=2022381075900, E=12
2016-11-11	Sid & Andy	NF	no factor from 2^62 to 2^63
2015-09-04	Sid & Andy	NF	no factor from 2^61 to 2^62
2015-04-11	MadPoo	C-LL	08521E17CEF35B23
2013-01-11	bcp19	NF-PM1	B1=10000000000, B2=100000000000, E=12
2012-11-22	bcp19	NF	no factor from 2^60 to 2^61
2010-06-09	James Hintz	NF-PM1	B1=2000000000, B2=50000000000, E=12
2010-06-05	George Woltman	NF	no factor from 2^59 to 2^60
2008-08-21	Markus Tervooren	NF	no factor to 2^59