9.. All the factorials above 5! is divisible by 9.

-Gautham

On Sun, Oct 11, 2009 at 11:54 AM, Debanjan <debanjan4...@gmail.com> wrote:
>
>
>
> On Oct 11, 10:29 am, Anil C R <cr.a...@gmail.com> wrote:
>> Project Euler!!
>
> I remember I cheated on this problem :P At first I used my SPOJ FCTRL2
> solution to get the factorial of 100 then I simply add up those
> digits :D
>
> Most problems of Project Euler can be brute forced !
>
> >
>

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