1 329 127 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
20247721380849049	17	54.2	old
7619437868257912596631	22	72.7	2018-06-08 13:20:33

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)		John Hocking	57588DE68E38DF14	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-30	Oliver Kruse	5DCC092101EFDD1B	1	0	1	3
Verified (Factored)	2017-10-23	kkmrkkblmbrbk	5DCC092101EFDD1B	1	565493	1	3
Verified	2018-06-10	Daniil Tsarkov	D71EC3E9AA8572FD	2	127942	5	3
Verified	2018-06-11	Hazar Temizel	D71EC3E9AA8572FD	2	576829	5	3

History

Date	User	Type	Result
2018-06-11	Hazar Temizel	C-PRP	M1329127/20247721380849049/7619437868257912596631 : D71EC3E9AA8572FD PRP: Verified PRP without proof (not generated)
2018-06-10	Daniil Tsarkov	C-PRP	M1329127/20247721380849049/7619437868257912596631 : D71EC3E9AA8572FD PRP: Verified PRP without proof (not generated)
2018-06-08	TJAOI	F-ECM	Factor: 7619437868257912596631 / (ECM curve 43, B1=50000, B2=5000000)
2017-10-23	kkmrkkblmbrbk	C-PRP	M1329127/20247721380849049 : 5DCC092101EFDD1B PRP: Verified PRP without proof (not generated)
2017-09-30	Oliver Kruse	C-PRP	M1329127/20247721380849049 : 5DCC092101EFDD1B PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12