A062802
Bernardo Boncompagni
redgolpe at redgolpe.com
Sat Sep 2 14:44:24 CEST 2006
Don Reble dice:
> I dispute the multidigit comment of A062802, since
>
> 48999999999999999999999999999999999999999999999999
> 99999999999999999999999999999999999999999999999999
> 99999999999999999999999999999999999999999999999999
> 99999999989999999999999999999999999999999999999999
> 99999999999999999999999999999999999999999999999999
> 99999999999999999999999999999999999999999999999999
> 9999999999999999999999999999999999
>
> is a probable prime. Can anyone prove it?
PRIMO certifies the above number as prime in about 20 seconds.
Bernardo Boncompagni
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