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A factorial in seconds (Posted on 2017-04-18) Difficulty: 2 of 5
For what value of n will n! be equal
to the number of seconds in 6*n weeks?

See The Solution Submitted by Ady TZIDON    
Rating: 5.0000 (1 votes)

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Solution The answer | Comment 4 of 6 |
6*7*24*60*60=3628800=10!
6 weeks=3628800 seconds=10! seconds
Therefore, n=11.


  Posted by Math Man on 2017-04-19 19:57:41
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