2 186 651 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
367056681796038077462249	24	78.3	2008-12-25 04:43:27

ECM

Digits	B1	Curves
25	50000	89 / 280

Estimated T-Level: 21.6 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Ross Parker	42E5F8628CEC1987	0
Verified (Factored)		David Einstein	42E5F8628CEC1987	0
Verified (Factored)	1999-02-14	Adam G. Weyhaupt	42E5F8628CEC1987	645762

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-09	Oliver Kruse	993EF7EDD45C5B85	1	0	1	3
Verified	2017-11-19	kkmrkkblmbrbk	993EF7EDD45C5B85	1	1900638	1	3

History

Date	User	Type	Result
2017-11-19	kkmrkkblmbrbk	C-PRP	M2186651/367056681796038077462249 : 993EF7EDD45C5B85 PRP: Verified PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2186651/367056681796038077462249 : 993EF7EDD45C5B85 PRP: Verified PRP without proof (not generated)
2016-03-28	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-12-25	ksims	F-ECM	Factor: 367056681796038077462249