3 049 391 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
6098783	7	22.5	old
12380837642017746768649	23	73.4	2021-12-05 02:24:31

ECM

Digits	B1	Curves
25	50000	6 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-28	Oliver Kruse	324EDD952A528D45	1	573164	5	3
Verified (Factored)	2017-12-11	kkmrkkblmbrbk	324EDD952A528D45	1	1731088	5	3
Verified	2021-12-11	Joe S.	324EDD952A528D45	2	1457808	5	3

P-1 factors

Date	Factor	B1	B2
2021-12-05	12380837642017746768649	3049391	3049391

History

Date	User	Type	Result
2022-08-18	Joss	NF-PM1	B1=3049391, B2=324855300
2021-12-18	Joss	NF-PM1	B1=3049391, B2=218017800
2021-12-11	Ben Delo	CERT	PRP Certification Proof certified good
2021-12-11	Joe S.	C-PRP	M3049391/6098783/12380837642017746768649 : 324EDD952A528D45 PRP proof power = 7 PRP: Verified Proof certified good
2021-12-05	Joss	F-PM1	Factor: 12380837642017746768649 / (P-1, B1=3049391, B2=3049391, E=12)
2021-11-29	Joss	NF	no factor from 2^68 to 2^69
2021-03-22	Joss	NF	no factor from 2^67 to 2^68
2021-02-21	Joss	NF	no factor from 2^66 to 2^67
2021-01-16	Joss	NF	no factor from 2^65 to 2^66
2020-09-07	Joss	NF-PM1	B1=477755, B2=6098782, E=6
2017-12-11	kkmrkkblmbrbk	C-PRP	M3049391/6098783 : 324EDD952A528D45 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-28	Oliver Kruse	C-PRP	M3049391/6098783 : 324EDD952A528D45 PRP: Verified (Factored) PRP without proof (not generated)