[R] Right digits of a floating number

jim holtman jholtman at gmail.com
Wed Jul 28 00:48:44 CEST 2010


You can get the 'bc' package for R, or just use 'bc' itself:

bc 1.05
Copyright 1991, 1992, 1993, 1994, 1997, 1998 Free Software Foundation, Inc.
This is free software with ABSOLUTELY NO WARRANTY.
For details type `warranty'.
244^244
33351673199434891333790950239586798749134713899690921746779018273444\
75398673310645133249773025954160733596789166000500186867664357401485\
87160730684300567846077908572759584281796987638871579388947169645252\
65884981224005256730735620079297185198463448605170457608557721076573\
61665848520780522718876972173657918707476536085620731363673111929041\
83170713323201797482821835264498138162569644028599053754627294465957\
51701663776258263242051496174799483177057640433668486014770839602370\
82298835743579080531187365656700060161423751088967180500399136029256\
656142701941657367182137862147849322496


On Tue, Jul 27, 2010 at 6:34 PM, vincent.deluard
<vincent.deluard at trimtabs.com> wrote:
>
>
> Hi all,
>
> I am dealing with very large numbers but I am only interested in their last
> digits.
>
>> 244^244
> [1] Inf
>
> As far as I can tell, the largest number R can take has 308 digits (1+E308).
> Is there a way I could see the last digits only of 244^244?
>
> Many thanks for your help.
>
> Vincent Deluard, CFA.
> --
> View this message in context: http://r.789695.n4.nabble.com/Right-digits-of-a-floating-number-tp2304210p2304210.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
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> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?



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