194 717 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
1198553233121	13	40.1	old
3626230136624083742252739599588452583	37	121.4	2017-08-27 02:20:08

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	198 / 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	2017-09-22	Oliver Kruse	1034690693393D36	2	0	1	3
Verified	2017-09-22	Oliver Kruse	1034690693393D36	2	0	1	3
Verified	2017-11-06	kkmrkkblmbrbk	1034690693393D36	2	24177	1	3
Verified	2020-04-17	Oliver Kruse	9B70DBD7CD759083	2	48625	5	3
Verified	2023-08-24	USAFSS	9B70DBD7CD759083	2	127024	5	3

P-1 factors

Date	Factor	B1	B2
2017-08-27	3626230136624083742252739599588452583	100000000	2000000000

History

Date	User	Type	Result
2023-08-24	hoonhout	CERT	PRP Certification Proof certified good
2023-08-24	USAFSS	C-PRP	M194717/1198553233121/3626230136624083742252739599588452583 : 9B70DBD7CD759083 PRP proof power = 5 PRP: Verified Proof certified good
2020-04-17	Oliver Kruse	C-PRP	M194717/1198553233121/3626230136624083742252739599588452583 : 9B70DBD7CD759083 PRP: Verified PRP without proof (small exponent)
2017-11-06	kkmrkkblmbrbk	C-PRP	M194717/1198553233121/3626230136624083742252739599588452583 : 1034690693393D36 PRP: Verified PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M194717/1198553233121/3626230136624083742252739599588452583 : 1034690693393D36 PRP: Verified PRP without proof (not generated)
2017-09-22	Oliver Kruse	C-PRP	M194717/1198553233121/3626230136624083742252739599588452583 : 1034690693393D36 PRP without proof (not generated)
2017-08-27	kkmrkkblmbrbk	F-PM1	Factor: 3626230136624083742252739599588452583 / (P-1, B1=100000000, B2=2000000000, E=12)