A petabyte is 10^15 bytes. A pebibyte is 2^50 bytes, which is slightly larger. http://en.wikipedia.org/wiki/Pebibyte
On Thu, Mar 14, 2013 at 10:06 AM, Schwartz, Daniel <[email protected]>wrote: > Thanks,**** > > Also, after a quick search I found this pretty cool calculation:**** > > This is also giving me a clearer understanding to what Matt Mahoney is > really discussing. **** > > A petabyte is 1,125,899,906,842,624 (250) bytes, 1,024 Terabytes, or > 1,048,576 Gigabytes.**** > > **· ***938,249,922,368* pages of > plaintext<http://www.computerhope.com/jargon/p/plaintex.htm> > (1,200 characters)**** > > **· ***4,691,249,611* books (200 pages or 240,000 characters)**** > > **· ***357,913,941* digital pictures (with 3MB average file size)* > *** > > **· ***268,435,456* MP3 audio files (with 4MB average file size)** > ** > > **· ***1,651,910* 650MB CD's**** > > **· ***239,400* 4.38GB DVD's**** > > **· ***41,943* 25GB Blu-ray discs**** > > ** ** > > ** ** > > *From:* Russell Wallace [mailto:[email protected]] > *Sent:* Thursday, March 14, 2013 9:57 AM > *To:* AGI > *Subject:* Re: [agi] Question**** > > ** ** > > Well text is commonly stored as one byte per character, so 10^15 > characters?**** > > On Thu, Mar 14, 2013 at 1:24 PM, Schwartz, Daniel <[email protected]> > wrote:**** > > Does anyone know how many characters 1 petabyte of text would be? **** > > **** > > I’m writing a story about the history of image scanners from the > perspective of a cyborg from the 26th century. **** > > **** > > I’m at a section where I’m claiming that a full explanation of the history > would take up 1 petabyte worth of characters, so it needs to be condensed > in the manner I(the cyborg) is illustrating.**** > > **** > > ++**** > > **** > > If anyone figures it out, could you also provide your calculation, I’d be > very interested to see how that works. **** > > **** > > *AGI* | Archives <https://www.listbox.com/member/archive/303/=now> | > Modify Your > Subscription****<https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > > **** <https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > > ** ** <https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > > *AGI | Archives | Modify Your > Subscription<https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > * > > **** <https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > > ** ** <https://www.listbox.com/member/archive/rss/303/1658954-f53d1a3f> > *AGI* | Archives <https://www.listbox.com/member/archive/303/=now> > <https://www.listbox.com/member/archive/rss/303/3701026-786a0853> | > Modify<https://www.listbox.com/member/?&;>Your Subscription > <http://www.listbox.com> > -- -- Matt Mahoney, [email protected] ------------------------------------------- AGI Archives: https://www.listbox.com/member/archive/303/=now RSS Feed: https://www.listbox.com/member/archive/rss/303/21088071-f452e424 Modify Your Subscription: https://www.listbox.com/member/?member_id=21088071&id_secret=21088071-58d57657 Powered by Listbox: http://www.listbox.com
