162 109 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
7700501719	10	32.8	old
4117785343681150931586342239	28	91.7	2018-05-10 16:32:46

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	180 / 1566

Estimated T-Level: 30.6 ⓘ

TF below 2^97 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-22	Oliver Kruse	BD73DD710D9C019A	1	0	1	3
Verified (Factored)	2017-10-11	kkmrkkblmbrbk	BD73DD710D9C019A	1	27106	1	3
Verified	2018-05-12	Oliver Kruse	4CB982DA5A783EED	2	106483	5	3
Verified	2018-05-12	ATH	4CB982DA5A783EED	2	132603	5	3

History

Date	User	Type	Result
2021-07-08	ATH	NF-PP1	Start=2/7, B1=15000000, B2=1500000000
2018-05-12	ATH	C-PRP	M162109/7700501719/4117785343681150931586342239 : 4CB982DA5A783EED PRP: Verified PRP without proof (small exponent)
2018-05-12	Oliver Kruse	C-PRP	M162109/7700501719/4117785343681150931586342239 : 4CB982DA5A783EED PRP: Verified PRP without proof (small exponent)
2018-05-10	Yxinity	F-ECM	Factor: 4117785343681150931586342239 / (ECM curve 3, B1=250000, B2=25000000)
2017-10-11	kkmrkkblmbrbk	C-PRP	M162109/7700501719 : BD73DD710D9C019A PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M162109/7700501719 : BD73DD710D9C019A PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M162109/7700501719 : BD73DD710D9C019A PRP without proof (not generated)
2017-04-23	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=2000000000, E=12