3 552 433 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
103791035934650649470903	24	76.5	2009-07-31 17:58:07

ECM

Digits	B1	Curves
25	50000	2 / 280

Estimated T-Level: 20.0 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		Bryan Beatty	D95915AEE0781043	0
Verified (Factored)	1999-07-12	Andrea	D95915AEE0781043	661784

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-09	Oliver Kruse	CAF3D05EABDB5443	1	1725903	5	3
Verified	2017-12-17	kkmrkkblmbrbk	CAF3D05EABDB5443	1	1586933	5	3

History

Date	User	Type	Result
2022-09-13	Joss	NF-PM1	B1=1000000, B2=130364850
2022-08-26	Joss	NF-PM1	B1=1000000
2022-05-19	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-01	Joss	NF-PM1	B1=100000
2020-08-20	Joss	NF-PM1	B1=355243, B2=3552433, E=6
2017-12-17	kkmrkkblmbrbk	C-PRP	M3552433/103791035934650649470903 : CAF3D05EABDB5443 PRP: Verified PRP without proof (not generated)
2017-11-09	Oliver Kruse	C-PRP	M3552433/103791035934650649470903 : CAF3D05EABDB5443 PRP: Verified PRP without proof (not generated)
2009-07-31	Sid & Andy	F-ECM	Factor: 103791035934650649470903
2009-07-07	Carsten Kossendey	NF-PM1	B1=20000, B2=245000
2009-03-16	S485122	NF	no factor from 2^60 to 2^61