3 043 529 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 3 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
91305871	8	26.4	old
146089393	9	27.1	2008-09-07 19:43:42
89278879687	11	36.4	2008-09-07 19:43:42

ECM

Digits	B1	Curves
25	50000	56 / 280

Estimated T-Level: 21.0 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-28	Oliver Kruse	E0D5C0C25BFAB49D	3	1918981	5	3
Verified	2017-12-10	kkmrkkblmbrbk	E0D5C0C25BFAB49D	3	2114336	5	3

History

Date	User	Type	Result
2022-10-07	Joss	NF-PM1	B1=1200000, B2=451528350
2022-09-04	Joss	NF-PM1	B1=1200000, B2=236513550
2022-01-10	Joss	NF-PM1	B1=1050000, B2=119912100
2021-05-06	Joss	NF	no factor from 2^67 to 2^68
2020-08-03	Joss	NF-PM1	B1=304352, B2=3043529, E=6
2017-12-10	kkmrkkblmbrbk	C-PRP	M3043529/91305871/146089393/89278879687 : E0D5C0C25BFAB49D PRP: Verified PRP without proof (not generated)
2017-10-28	Oliver Kruse	C-PRP	M3043529/91305871/146089393/89278879687 : E0D5C0C25BFAB49D PRP: Verified PRP without proof (not generated)
2008-09-07	Will Edgington	F	Factor: 89278879687
2008-09-07	Will Edgington	F	Factor: 146089393