1 195 429 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
322139484229675966361689	24	78.1	2008-07-25 09:35:00
3189967213798418987964791801	28	91.4	2018-07-27 12:42:14

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 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)		Joel Smith	EFCD02710DECFE9F	0
Verified (Factored)		C. Harald Koch	EFCD02710DECFE9F	0
Verified (Factored)		Ricardo Montiel	EFCD02710DECFE9F	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-29	Oliver Kruse	7E719D0464E36B9A	1	0	1	3
Verified (Factored)	2017-10-17	Oliver Kruse	7E719D0464E36B9A	1	754276	1	3
Verified (Factored)	2018-01-02	ATH	7E719D0464E36B9A	1	950945	1	3
Verified	2018-07-28	Gabriel Lignelli	9FC5DDA2A978728F	2	382132	5	3
Verified	2018-07-28	Oliver Kruse	9FC5DDA2A978728F	2	1135653	5	3

History

Date	User	Type	Result
2018-07-28	Oliver Kruse	C-PRP	M1195429/322139484229675966361689/3189967213798418987964791801 : 9FC5DDA2A978728F PRP: Verified PRP without proof (not generated)
2018-07-28	Gabriel Lignelli	C-PRP	M1195429/322139484229675966361689/3189967213798418987964791801 : 9FC5DDA2A978728F PRP: Verified PRP without proof (not generated)
2018-07-27	TJAOI	F-ECM	Factor: 3189967213798418987964791801 / (ECM curve 51, B1=50000, B2=5000000)
2018-01-02	ATH	C-PRP	M1195429/322139484229675966361689 : 7E719D0464E36B9A PRP: Verified PRP without proof (not generated)
2017-10-17	Oliver Kruse	C-PRP	M1195429/322139484229675966361689 : 7E719D0464E36B9A PRP: Verified PRP without proof (not generated)
2017-09-29	Oliver Kruse	C-PRP	M1195429/322139484229675966361689 : 7E719D0464E36B9A PRP: Verified PRP without proof (not generated)
2008-07-25	Team_Bundu	F-ECM	Factor: 322139484229675966361689