2 094 779 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
1242360029026760853809	22	70.1	2015-07-29 12:16:06

ECM

Digits	B1	Curves
25	50000	100 / 280

Estimated T-Level: 21.8 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Luke Welsh	3520EF3002502803	0
Verified (Factored)	1999-03-15	Morten Ringvold	3520EF3002502803	433774

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-06	Oliver Kruse	5D31273D1B3B592F	1	0	1	3
Verified	2017-11-17	kkmrkkblmbrbk	5D31273D1B3B592F	1	2033260	1	3

History

Date	User	Type	Result
2022-03-09	LordJulius	NF	no factor from 2^1 to 2^60
2017-11-17	kkmrkkblmbrbk	C-PRP	M2094779/1242360029026760853809 : 5D31273D1B3B592F PRP: Verified PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2094779/1242360029026760853809 : 5D31273D1B3B592F PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2015-07-29	guru	F-ECM	Factor: 1242360029026760853809 / (ECM curve 2, B1=50000, B2=5000000)
2015-04-10	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-04-10	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-09-03	ramgeis	NF	no factor from 2^62 to 2^63
2012-03-23	Sebastian Hornbostel	NF	no factor from 2^61 to 2^62
2011-01-22	James Heinrich	NF-PM1	B1=140000, B2=3150000, E=6
2011-01-09	Joss	NF-PM1	B1=50000
2010-12-28	Joss	NF-PM1	B1=30000
2009-07-27	USAFSS	NF-PM1	B1=20000, B2=260000
2009-01-03	Sturle Sunde	NF	no factor from 2^60 to 2^61