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Monstrous prime? (Posted on 2012-10-29) Difficulty: 3 of 5
Given a number N=117355392^3+262963008^3+107575776^3 state if it is a prime number or not.

No Solution Yet Submitted by Danish Ahmed Khan    
Rating: 2.6667 (3 votes)

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Solution Prime? | Comment 1 of 3
All the numbers in the sum are even, so the powers are even and N is even. Therefore, N is not prime.

  Posted by Math Man on 2012-10-29 12:54:22
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