2 683 519 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 3 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
185595480135409	15	47.4	old
117762342981841609	18	56.7	2015-04-24 11:11:45
2868919794114117901524037626407	31	101.2	2019-05-29 07:38:00

ECM

Digits	B1	Curves
25	50000	187 / 280

Estimated T-Level: 23.3 ⓘ

TF below 2^73 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-19	Oliver Kruse	2B401B8FC22BBDD4	2	2377793	5	3
Verified (Factored)	2017-12-03	kkmrkkblmbrbk	2B401B8FC22BBDD4	2	201027	5	3
Verified	2019-05-30	Daniil Tsarkov	2B401B8FC22BBDD4	3	212782	5	3
Verified	2019-06-02	vnatin	2B401B8FC22BBDD4	3	2390491	5	3

P-1 factors

Date	Factor	B1	B2
2019-05-29	2868919794114117901524037626407	2000000	60000000

History

Date	User	Type	Result
2019-06-02	vnatin	C-PRP	M2683519/185595480135409/117762342981841609/2868919794114117901524037626407 : 2B401B8FC22BBDD4 PRP: Verified PRP without proof (not generated)
2019-05-30	Daniil Tsarkov	C-PRP	M2683519/185595480135409/117762342981841609/2868919794114117901524037626407 : 2B401B8FC22BBDD4 PRP: Verified PRP without proof (not generated)
2019-05-29	alpertron	F-PM1	Factor: 2868919794114117901524037626407 / (P-1, B1=2000000, B2=60000000, E=12)
2017-12-03	kkmrkkblmbrbk	C-PRP	M2683519/185595480135409/117762342981841609 : 2B401B8FC22BBDD4 PRP: Verified PRP without proof (not generated)
2017-10-19	Oliver Kruse	C-PRP	M2683519/185595480135409/117762342981841609 : 2B401B8FC22BBDD4 PRP: Verified PRP without proof (not generated)
2015-04-24	TJAOI	F	Factor: 117762342981841609 / TF: 56-57