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2007-06-07, 17:44
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#1 |
May 2004
New York City
5·7·112 Posts |
Initial Pattern
Find a power of 2 whose decimal representation
begins with the pattern 123454321. |
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2007-06-07, 18:01
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#2 |
Aug 2005
Brazil
36210 Posts |
Hard...
2^70279608 = 123454321...256? Last fiddled with by fetofs on 2007-06-07 at 18:03 |
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2007-06-07, 18:12
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#3 |
"William"
May 2003
Near Grandkid
3·7·113 Posts |
Easy ;)
2^(-3.017950762) = 0.123454321... :) Last fiddled with by wblipp on 2007-06-07 at 18:13 Reason: add winky |
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2007-06-07, 18:12
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#4 |
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May 2004
New York City
5·7·112 Posts |
Yes, that's the value that my source for the problem gave.
Well done. |
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2007-06-07, 18:15
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#5 |
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Aug 2005
Brazil
2·181 Posts |
Technically, it begins with a zero and a dot
 How did you find out that value wblipp? Last fiddled with by fetofs on 2007-06-07 at 18:16 |
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2007-06-07, 19:13
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#6 |
Aug 2002
Buenos Aires, Argentina
101110101002 Posts |
I'm not wblipp but,
log 0.123454321/log 2 |
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2007-06-12, 00:00
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#7 |
Feb 2007
24·33 Posts |
26.879402092
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