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The greatest prime factor of the number of minutes in a week is...

 Jan 18, 2019
 #1
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12 and 21 aren't primes

 

Number of minutes in a week =

 

60 x 24 x 7   = 

 

( 5 * 3 * 2^2) * ( 2^3 * 3) * (7)  =   2^5 * 3^2 * 5 * 7

 

Greatest prime factor =  7

 

 

cool cool cool

 Jan 18, 2019

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