6 351 649 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
292269521189942677279	21	68.0	2011-11-13 23:43:24

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)	1999-09-30	Jason Uhlenkott	E87227C0521E6537	0
Verified (Factored)	2001-02-18	Jim Renney	E87227C0521E6537	5753941

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-29	kkmrkkblmbrbk	212858A4639AB165	1	1596325	5	3
Verified	2018-09-27	rucio	212858A4639AB165	1	5693977	5	3

History

Date	User	Type	Result
2023-05-11	This -Anonymous-	NF-PM1	B1=100000, B2=2000000, E=6
2018-09-27	rucio	C-PRP	M6351649/292269521189942677279 : 212858A4639AB165 PRP: Verified PRP without proof (not generated)
2017-10-29	kkmrkkblmbrbk	C-PRP	M6351649/292269521189942677279 : 212858A4639AB165 PRP: Verified PRP without proof (not generated)
2011-11-13	Sid & Andy	F-ECM	Factor: 292269521189942677279