14 449 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
342359200783	12	38.3	old
12889965520536847	17	53.5	2008-08-29 02:24:34
33582929426476550353193998239490049	35	114.7	2022-02-18 16:58:14

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	1265 / 9201

Estimated T-Level: 40.7 ⓘ

TF below 2^130 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-21	Oliver Kruse	30FB9A8C292C7465	2	0	1	3
Verified (Factored)	2017-10-12	kkmrkkblmbrbk	30FB9A8C292C7465	2	14297	1	3
Verified (Factored)	2020-04-17	Oliver Kruse	8767D7B78BAB248E	2	13558	5	3
Verified	2022-02-19	zr_zircon	8767D7B78BAB248E	3	11916	5	3

P-1 factors

Date	Factor	B1	B2
2022-02-18	33582929426476550353193998239490049	2000000000	31239752047063560
2023-11-30	33582929426476550353193998239490049	100000000000	122815096988293712

History

Date	User	Type	Result
2023-11-30	-Anonymous-	F-PM1	Factor: 33582929426476550353193998239490049 / (P-1, B1=100000000000, B2=122815096988293710)
2022-02-19	zr_zircon	C-PRP	M14449/342359200783/12889965520536847/33582929426476550353193998239490049 : 8767D7B78BAB248E PRP: Verified PRP without proof (small exponent)
2022-02-18	Ethan O'Connor	F-PM1	Factor: 33582929426476550353193998239490049 / (P-1, B1=2000000000, B2=31239752047063560)
2022-01-24	Ethan O'Connor	NF-PM1	B1=2000000000, B2=2140598220
2020-04-17	Oliver Kruse	C-PRP	M14449/342359200783/12889965520536847 : 8767D7B78BAB248E PRP: Verified PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M14449/342359200783/12889965520536847 : 30FB9A8C292C7465 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M14449/342359200783/12889965520536847 : 30FB9A8C292C7465 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M14449/342359200783/12889965520536847 : 30FB9A8C292C7465 PRP without proof (not generated)
2008-08-29	-Anonymous-	F	Factor: 12889965520536847