3 714 131 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
10821684936401049161777	23	73.2	2015-11-12 02:15:52

ECM

Digits	B1	Curves
25	50000	9 / 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)	1998-01-21	Greg Garner	678C44C2FA19BDC1	0
Verified (Factored)	1999-08-07	Lukas	678C44C2FA19BDC1	1792235

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-20	kkmrkkblmbrbk	38DF03A825E3820E	1	0	1	3
Verified	2017-12-01	Oliver Kruse	38DF03A825E3820E	1	779892	1	3

History

Date	User	Type	Result
2022-05-25	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-05	Joss	NF-PM1	B1=90000
2017-12-01	Oliver Kruse	C-PRP	M3714131/10821684936401049161777 : 38DF03A825E3820E PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M3714131/10821684936401049161777 : 38DF03A825E3820E PRP: Verified PRP without proof (not generated)
2015-11-12	rextherunt	F-ECM	Factor: 10821684936401049161777 / (ECM curve 3, B1=50000, B2=5000000)
2015-01-22	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-01-22	VictordeHollander	NF	no factor from 2^63 to 2^64
2012-12-10	Squeeky_Squirrel	NF-PM1	B1=245000, B2=7717500, E=12
2012-04-19	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2011-04-19	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-07-06	Carsten Kossendey	NF-PM1	B1=20000, B2=265000
2009-03-07	S485122	NF	no factor from 2^60 to 2^61