2 692 493 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
110551365326972623903	21	66.6	2016-04-12 05:30:15

ECM

Digits	B1	Curves
25	50000	13 / 280

Estimated T-Level: 20.2 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Jay R. Hill	EBAA336BC2266305	0
Verified (Factored)	1999-04-23	Michael Beight	EBAA336BC2266305	935673

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-19	Oliver Kruse	C1CF8830858B1E4E	1	356829	5	3
Verified	2017-12-04	kkmrkkblmbrbk	C1CF8830858B1E4E	1	895275	5	3

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2017-12-04	kkmrkkblmbrbk	C-PRP	M2692493/110551365326972623903 : C1CF8830858B1E4E PRP: Verified PRP without proof (not generated)
2017-10-19	Oliver Kruse	C-PRP	M2692493/110551365326972623903 : C1CF8830858B1E4E PRP: Verified PRP without proof (not generated)
2016-04-12	Jason U	F-ECM	Factor: 110551365326972623903 / (ECM curve 1, B1=50000, B2=5000000)
2016-02-23	Mark Rose	NF	no factor from 2^1 to 2^60
2016-01-27	ramgeis	NF	no factor from 2^65 to 2^66
2015-02-23	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-23	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-14	dbaugh	NF	no factor from 2^62 to 2^63
2012-05-04	markr	NF	no factor from 2^61 to 2^62
2011-01-31	markr	NF-PM1	B1=105000, B2=2310000
2010-12-26	Joss	NF-PM1	B1=30000
2010-12-22	Joss	NF-PM1	B1=20000
2009-01-27	Sturle Sunde	NF	no factor from 2^60 to 2^61