3 604 247 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
34923747507222436279	20	64.9	2009-08-08 06:00:17

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)		Andrew Churchill	E983B668B90A3D38	0
Verified (Factored)	1999-08-16	David Phillips	E983B668B90A3D38	1014624

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-10	Oliver Kruse	45EBB45FE1181352	1	2326626	5	3
Verified	2017-12-18	kkmrkkblmbrbk	45EBB45FE1181352	1	391544	5	3

History

Date	User	Type	Result
2022-05-26	Joss	NF-PM1	B1=100000, B2=130364850
2022-03-22	Joss	NF-PM1	B1=100000
2022-03-05	Joss	NF-PM1	B1=90000
2017-12-18	kkmrkkblmbrbk	C-PRP	M3604247/34923747507222436279 : 45EBB45FE1181352 PRP: Verified PRP without proof (not generated)
2017-11-10	Oliver Kruse	C-PRP	M3604247/34923747507222436279 : 45EBB45FE1181352 PRP: Verified PRP without proof (not generated)
2009-08-08	JimBa	F-ECM	Factor: 34923747507222436279
2009-07-04	Carsten Kossendey	NF-PM1	B1=20000, B2=245000
2009-03-13	S485122	NF	no factor from 2^60 to 2^61