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Trust me (Posted on 2010-08-10) Difficulty: 1 of 5
Two prime numbers p1 and p2 differ by 11111.

a.What are their sum and product?
b.How long did it take you to solve it?

Remember, no pen and paper.

See The Solution Submitted by Ady TZIDON    
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Solution Solution | Comment 1 of 6

P1: 2

P2: 11113

This is the only sol, because difference of any other prime numbers is even.

a)

Sum = 11115

Product = 22226

b)

10 secs


  Posted by Praneeth on 2010-08-10 12:06:12
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