1 324 613 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
1366427949632866649	19	60.2	old
1379585036060883131534933159	28	90.2	2018-06-08 13:20:16

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Ken Kriesel	6E49A94D8F118979	0
Verified (Factored)		Cornelius Caesar	6E49A94D8F118979	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	Oliver Kruse	7AC13B3EA0BFF700	1	0	1	3
Verified (Factored)	2017-10-23	kkmrkkblmbrbk	7AC13B3EA0BFF700	1	207004	1	3
Verified	2018-06-10	Daniil Tsarkov	BEFA2E28C874B751	2	476408	5	3
Verified	2018-06-11	Hazar Temizel	BEFA2E28C874B751	2	362286	5	3

History

Date	User	Type	Result
2018-06-11	Hazar Temizel	C-PRP	M1324613/1366427949632866649/1379585036060883131534933159 : BEFA2E28C874B751 PRP: Verified PRP without proof (not generated)
2018-06-10	Daniil Tsarkov	C-PRP	M1324613/1366427949632866649/1379585036060883131534933159 : BEFA2E28C874B751 PRP: Verified PRP without proof (not generated)
2018-06-08	TJAOI	F-ECM	Factor: 1379585036060883131534933159 / (ECM curve 172, B1=50000, B2=5000000)
2017-10-23	kkmrkkblmbrbk	C-PRP	M1324613/1366427949632866649 : 7AC13B3EA0BFF700 PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1324613/1366427949632866649 : 7AC13B3EA0BFF700 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12