2 086 519 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
88487743524860609	17	56.3	old
11291687512243101823	20	63.3	2017-01-20 12:07:52

ECM

Digits	B1	Curves
25	50000	105 / 280

Estimated T-Level: 21.9 ⓘ

TF below 2^68 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-06	Oliver Kruse	01F7624C8766A35C	2	0	1	3
Verified	2017-11-16	kkmrkkblmbrbk	01F7624C8766A35C	2	1954154	1	3

History

Date	User	Type	Result
2017-11-16	kkmrkkblmbrbk	C-PRP	M2086519/88487743524860609/11291687512243101823 : 01F7624C8766A35C PRP: Verified PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2086519/88487743524860609/11291687512243101823 : 01F7624C8766A35C PRP: Verified PRP without proof (not generated)
2017-01-20	TJAOI	F	Factor: 11291687512243101823 / TF: 63-64
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12