2 090 849 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
4666774969	10	32.1	old
10092406853759	14	43.2	2008-09-30 14:36:27
1661596012552995112237279	25	80.5	2022-02-10 15:53:01

ECM

Digits	B1	Curves
25	50000	125 / 280

Estimated T-Level: 22.2 ⓘ

TF below 2^69 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-06	Oliver Kruse	336CC4085C4446B6	2	0	1	3
Verified (Factored)	2017-11-16	kkmrkkblmbrbk	336CC4085C4446B6	2	667608	1	3
Verified	2022-02-12	_p95holder_	9DA404493584168F	3	248212	5	3
Verified	2022-02-16	-Anonymous-	9DA404493584168F	3	227644	5	3

History

Date	User	Type	Result
2022-02-16	-Anonymous-	C-PRP	M2090849/4666774969/10092406853759/1661596012552995112237279 : 9DA404493584168F PRP: Verified PRP without proof (not generated)
2022-02-12	_p95holder_	C-PRP	M2090849/4666774969/10092406853759/1661596012552995112237279 : 9DA404493584168F PRP: Verified PRP without proof (not generated)
2022-02-10	_p95holder_	F-ECM	Factor: 1661596012552995112237279 / (ECM curve 6, B1=50000, B2=5000000)
2017-11-16	kkmrkkblmbrbk	C-PRP	M2090849/4666774969/10092406853759 : 336CC4085C4446B6 PRP: Verified PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2090849/4666774969/10092406853759 : 336CC4085C4446B6 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-09-30	markr	F	Factor: 10092406853759