Let a = the sum of the first five non-negative integral powers of 2.

Question

Let b = the sum of the first three prime numbers. Let c = the fifth prime number. Find abc.

Answer 1

a = 2^0 + 2^1 + 2^2 + 2^3 + 2^4 = 1 + 2 + 4 + 8 + 16 = 31

 

b = 2 + 3 + 5 = 10

 

c = 11

 

abc = 3410