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2^119,476,156

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The Last Danish Pastry

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Nov 27, 2001, 5:22:46 PM11/27/01
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It appears to me that 2^119,476,156 is the smallest power of two to
contain a group of 15 consecutive zeros in its decimal representation.
This 35,965,907 digit integer contains the sequence:

...40030000000000000008341...

about one third of the way through. I would be grateful for any
confirmation that this power of two does contain 15 consecutive zeros,
and even more grateful for confirmation that it is the first such
power...

See also
http://groups.google.com/groups?hl=en&selm=94gvev%24giq%241%40mail.pl.unisys.com

--
Clive Tooth
http://www.clivetooth.dk/
End of document

DIAMOND Mark R.

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Nov 28, 2001, 12:59:18 PM11/28/01
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I can't imagine why anyone will want this fascinating contribution to the
sum total of human knowledge, but on the other hand ...

If you givethe starting position of the *Least* significant zero in the
string, at least one wouldn't need as much computer memory as to compute all
35 million digits, and someone with a few electrons to spare might take up
your request.

--
Mark R. Diamond
Send email to psy dot uwa dot edu dot au and address to markd
http://www.psy.uwa.edu.au/user/markd


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