Answer :
There is an infinite list of such numbers.
A few of them are ...
8
40
64
72
6,336
100 thousand
1million
8 million
The are infinitely many such numbers. They can be represented as [tex]8n[/tex] where [tex]n\in\mathbb{N}[/tex].
E.g.
[tex]8\cdot5=40\\ 8\cdot1=88\\ 8\cdot39=312\\ 8\cdot9012043=72096344[/tex]
E.g.
[tex]8\cdot5=40\\ 8\cdot1=88\\ 8\cdot39=312\\ 8\cdot9012043=72096344[/tex]