1 819 339 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
53379799673865361	17	55.6	old
57658272178110966561697	23	75.6	2019-10-07 21:10:00

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	193 / 640

Estimated T-Level: 26.5 ⓘ

TF below 2^83 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-03	Oliver Kruse	1104DA59DEEFF3F5	1	0	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	1104DA59DEEFF3F5	1	684827	1	3
Verified	2019-10-08	Daniil Tsarkov	A972FB3C99496A0B	2	559081	5	3
Verified	2019-10-09	GAN	A972FB3C99496A0B	2	967052	5	3

History

Date	User	Type	Result
2019-10-09	GAN	C-PRP	M1819339/53379799673865361/57658272178110966561697 : A972FB3C99496A0B PRP: Verified PRP without proof (not generated)
2019-10-08	Daniil Tsarkov	C-PRP	M1819339/53379799673865361/57658272178110966561697 : A972FB3C99496A0B PRP: Verified PRP without proof (not generated)
2019-10-07	Chang Chia-Tche	F-ECM	Factor: 57658272178110966561697 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-06	kkmrkkblmbrbk	C-PRP	M1819339/53379799673865361 : 1104DA59DEEFF3F5 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1819339/53379799673865361 : 1104DA59DEEFF3F5 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12