1 482 889 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
32623559	8	25.0	old
57740806577227598159	20	65.6	2018-10-08 14:44:59

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 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	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-01	Oliver Kruse	2B68B3DCA50DC57B	1	0	1	3
Verified (Factored)	2017-10-28	kkmrkkblmbrbk	2B68B3DCA50DC57B	1	258900	1	3
Verified	2018-10-08	rucio	BB7E97EED0946897	2	180793	5	3
Verified	2018-10-08	ATH	BB7E97EED0946897	2	87276	5	3

History

Date	User	Type	Result
2023-11-12	Anton Tsvetkov	NF-PM1	B1=5000000, B2=1006114200
2018-10-08	ATH	C-PRP	M1482889/32623559/57740806577227598159 : BB7E97EED0946897 PRP: Verified PRP without proof (not generated)
2018-10-08	rucio	C-PRP	M1482889/32623559/57740806577227598159 : BB7E97EED0946897 PRP: Verified PRP without proof (not generated)
2018-10-08	Chang Chia-Tche	F-ECM	Factor: 57740806577227598159 / (ECM curve 2, B1=50000, B2=5000000)
2017-10-28	kkmrkkblmbrbk	C-PRP	M1482889/32623559 : 2B68B3DCA50DC57B PRP: Verified PRP without proof (not generated)
2017-10-01	Oliver Kruse	C-PRP	M1482889/32623559 : 2B68B3DCA50DC57B PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12