7 911 199 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
648718319	9	29.3	old
148667251609	12	37.1	2008-09-08 03:41:54

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-08	_p95holder_	A10200BDB4FC329A	2	5084085	5	3
Verified	2019-11-16	marssystems	A10200BDB4FC329A	2	7901633	5	3

History

Date	User	Type	Result
2024-02-04	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-16	marssystems	C-PRP	M7911199/648718319/148667251609 : A10200BDB4FC329A PRP: Verified PRP without proof (not generated)
2018-06-08	_p95holder_	C-PRP	M7911199/648718319/148667251609 : A10200BDB4FC329A PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 148667251609