30 689 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
294829586050871	15	48.1	old
303832520474421807191	21	68.0	2009-03-30 14:39:00
17859882775278818064140021832983	32	103.8	2017-07-26 16:23:43

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	1527 / 4588

Estimated T-Level: 36.7 ⓘ

TF below 2^117 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	4B5DD57126C4D236	3	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	4B5DD57126C4D236	3	0	1	3
Verified	2017-12-07	ATH	4B5DD57126C4D236	3	4405	1	3
Unverified	2020-04-17	Oliver Kruse	A0B58789770076__	3	29405	5	3

History

Date	User	Type	Result
2022-10-18	nordi	NF-PM1	B1=3000000000, B2=920287779501090
2022-09-29	nordi	NF-PM1	B1=3000000000
2020-04-17	Oliver Kruse	C-PRP	M30689/294829586050871/303832520474421807191/17859882775278818064140021832983 : A0B58789770076__ PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M30689/294829586050871/303832520474421807191/17859882775278818064140021832983 : 4B5DD57126C4D236 PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M30689/294829586050871/303832520474421807191/17859882775278818064140021832983 : 4B5DD57126C4D236 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M30689/294829586050871/303832520474421807191/17859882775278818064140021832983 : 4B5DD57126C4D236 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M30689/294829586050871/303832520474421807191/17859882775278818064140021832983 : 4B5DD57126C4D236 PRP without proof (not generated)
2017-07-26	nordi	F-ECM	Factor: 17859882775278818064140021832983 / (ECM curve 2, B1=3000000, B2=300000000)
2016-10-06	kkmrkkblmbrbk	NF-PM1	B1=200000000, B2=5000000000, E=12
2009-03-30	Matthias Wurtinger	F-ECM	Factor: 303832520474421807191