13 099 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
264036874393330821684099593721913250288207897	45	147.6	2009-03-05 15:09:13

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	1526 / 9201

Estimated T-Level: 40.8 ⓘ

TF below 2^131 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Unknown	4350	0
Verified (Factored)		George Woltman	0AFDDF0BB851C350	0
Verified (Factored)		Brian J. Beesley	0AFDDF0BB851C350	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	0C30A517BA297060	1	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	0C30A517BA297060	1	0	1	3
Verified	2017-12-07	ATH	0C30A517BA297060	1	2779	1	3
Unverified	2020-04-17	Oliver Kruse	1113291EF81654__	1	9889	5	3

History

Date	User	Type	Result
2023-10-10	-Anonymous-	NF-PM1	B1=100000000000, B2=122154521813133810
2023-05-17	JacobZ	NF-PM1	B1=8400000000, B2=34523926202766000
2020-04-17	Oliver Kruse	C-PRP	M13099/264036874393330821684099593721913250288207897 : 1113291EF81654__ PRP without proof (small exponent)
2017-12-07	ATH	C-PRP	M13099/264036874393330821684099593721913250288207897 : 0C30A517BA297060 PRP without proof (small exponent)
2017-10-02	kkmrkkblmbrbk	C-PRP	M13099/264036874393330821684099593721913250288207897 : 0C30A517BA297060 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M13099/264036874393330821684099593721913250288207897 : 0C30A517BA297060 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M13099/264036874393330821684099593721913250288207897 : 0C30A517BA297060 PRP without proof (not generated)
2009-03-05	-Anonymous-	F-ECM	Factor: 264036874393330821684099593721913250288207897