1 765 891 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
70635641	8	26.1	old
65328782547526115071	20	65.8	2018-03-23 09:49:15

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)	2017-10-03	Oliver Kruse	FDEB375BBAC04B5C	1	0	1	3
Verified (Factored)	2017-11-04	Chang Chia-Tche	FDEB375BBAC04B5C	1	629847	1	3
Verified	2018-03-25	Netanias	4A4364BF80724F07	2	397198	5	3
Verified	2018-03-27	kkmrkkblmbrbk	4A4364BF80724F07	2	176166	5	3

History

Date	User	Type	Result
2018-03-27	kkmrkkblmbrbk	C-PRP	M1765891/70635641/65328782547526115071 : 4A4364BF80724F07 PRP: Verified PRP without proof (not generated)
2018-03-25	Netanias	C-PRP	M1765891/70635641/65328782547526115071 : 4A4364BF80724F07 PRP: Verified PRP without proof (not generated)
2018-03-23	alpertron	F-ECM	Factor: 65328782547526115071 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-04	Chang Chia-Tche	C-PRP	M1765891/70635641 : FDEB375BBAC04B5C PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1765891/70635641 : FDEB375BBAC04B5C PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12