2 586 767 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
5826749431515049	16	52.4	old
9222164505125073057151	22	73.0	2018-03-22 10:48:22

ECM

Digits	B1	Curves
25	50000	5 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-15	Oliver Kruse	8D43DBA874F138AC	1	1881880	5	3
Verified (Factored)	2017-12-02	kkmrkkblmbrbk	8D43DBA874F138AC	1	2318326	5	3
Verified	2018-03-24	Oliver Kruse	8D43DBA874F138AC	2	2219534	5	3

Assigned

Assigned	User	Work Type	Stage	% Done	Updated	Expired
2024-04-09	cramsey87	factor ECM small		0.00 %	2024-04-09

History

Date	User	Type	Result
2019-07-04	alpertron	NF-PM1	B1=2000000, B2=60000000, E=12
2018-03-24	Oliver Kruse	C-PRP	M2586767/5826749431515049/9222164505125073057151 : 8D43DBA874F138AC PRP: Verified PRP without proof (not generated)
2018-03-22	ATH	F-ECM	Factor: 9222164505125073057151 / (ECM curve 2, B1=50000, B2=5000000)
2017-12-02	kkmrkkblmbrbk	C-PRP	M2586767/5826749431515049 : 8D43DBA874F138AC PRP: Verified PRP without proof (not generated)
2017-10-15	Oliver Kruse	C-PRP	M2586767/5826749431515049 : 8D43DBA874F138AC PRP: Verified PRP without proof (not generated)