1 346 711 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
3770849062868423303	19	61.7	2011-05-09 14:43:22

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Michael Becker	9C69A34997A7DE42	0
Verified (Factored)		Cornelius Caesar	9C69A34997A7DE42	0
Verified (Factored)		Brian J. Beesley	9C69A34997A7DE42	939853

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-30	Oliver Kruse	48C53D244DE2EF53	1	0	1	3
Verified	2017-10-24	kkmrkkblmbrbk	48C53D244DE2EF53	1	1132418	1	3

History

Date	User	Type	Result
2022-03-07	LordJulius	NF	no factor from 2^58 to 2^60
2017-10-24	kkmrkkblmbrbk	C-PRP	M1346711/3770849062868423303 : 48C53D244DE2EF53 PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1346711/3770849062868423303 : 48C53D244DE2EF53 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2011-05-09	Xyzzy	F-ECM	Factor: 3770849062868423303
2009-02-18	Sturle Sunde	NF	no factor from 2^60 to 2^61