8 325 047 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

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

Trial Factored to 2⁶⁸

TF target 2⁶⁸

Factored

Factor	Digits	Bits	Date
149850847	9	27.2	old
6210485063	10	32.5	2008-09-08 04:30:29
2551890642988961	16	51.2	2014-06-19 11:34:57

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-10-13	Oliver Kruse	E4059DD323DD7FDE	3	1932032	5	3
Verified	PRP without proof (not generated)	2020-04-21	MichaelE	E4059DD323DD7FDE	3	5078102	5	3

History

Date	User	Type	Result
2024-03-06	Stef42	NF-PM1	B1=3000000, B2=53783100
2020-04-21	MichaelE	C-PRP	M8325047/149850847/6210485063/2551890642988961 : E4059DD323DD7FDE
2018-10-13	Oliver Kruse	C-PRP	M8325047/149850847/6210485063/2551890642988961 : E4059DD323DD7FDE
2014-06-19	TJAOI	F	Factor: 2551890642988961
2008-09-08	Will Edgington	F	Factor: 6210485063