3 717 409 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
3013999814946179951153	22	71.4	2009-09-05 04:19:13

ECM

Digits	B1	Curves
25	50000	1 / 280

Estimated T-Level: 20.0 ⓘ

TF below 2^61 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	1998-01-05	Caspar R.O. Hoefman	8EA2C24B47D8A5F0	0
Verified (Factored)	1999-08-16	Sean Mathias	8EA2C24B47D8A5F0	543239

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-20	kkmrkkblmbrbk	40E8AA01AB8AD105	1	0	1	3
Verified	2017-12-01	Oliver Kruse	40E8AA01AB8AD105	1	1083808	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	M3717409/3013999814946179951153 : 40E8AA01AB8AD105 PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M3717409/3013999814946179951153 : 40E8AA01AB8AD105 PRP: Verified PRP without proof (not generated)
2009-09-05	alan145	F-ECM	Factor: 3013999814946179951153
2009-07-06	Carsten Kossendey	NF-PM1	B1=20000, B2=265000
2009-03-05	S485122	NF	no factor from 2^60 to 2^61