Curious Facts
Page 9
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76.5% of people who read page 8 tried to lick their elbow
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78.23% of statistics are made up
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111111111 x 111111111 = 12345678987654321
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If you spell out all the positive integers in sequence, starting at one, you won't find an A until you reach one hundred and one.
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At the time of writing (May 2004) the largest known prime number is 224036583-1. It has more than 7.2 million decimal digits and was discovered by J.Findley on a volunteer network (GIMPS – The Great Internet Mersenne Prime Search) using his own 2.4 GHz Pentium 4 computer.
You can buy a poster with this number printed on it from www.perfsci.com.
- Since the above was fact was added, 7 more Mersenne Primes have been discovered. At the time of writing (February 2013) the largest known prime, is 257,885,161 – 1.
If you are interested in using your computer to search for the next prime number, please visit: www.mersenne.org.
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If you shuffle a pack of 52 cards by dividing it exactly in half and perfectly interlacing one card at a time from alternate halves, so that the top card remains at the top and the bottom cards remains at the bottom (known as an "out-shuffle"),
the deck will return to its original order after 8 shuffles. This trick is used by skilled magicians and card sharks. [See mathworld.wolfram.com/Out-Shuffle.html for a mathematical explanation.]
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Aoccdrnig to a rscheearch at Cmabrigde Uinervtisy, it deosn`t mttaer in
waht
oredr the ltteers in a wrod are, the olny iprmoetnt tihng is taht the frist
and lsat ltteer be at the rghit pclae. the rset can be a totalo mses and you
can
sitll raed it wouthit a porbelm. tihs is bcuseae the huamn mnid deos not
raed
ervey lteter by istlef, but the wrod as a wlohe.
[Unconfirmed]
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