Question

A^3 + b^3 + c^3 + d^3 = n where n and a are an odd numbers and b,c,d are prime numbers

Answer 1

a = 1 ( odd),

b = 2, c= 3, d= 5 are prime numbers.

Total n is odd ( given)

1^3 + 2^3 + 3 ^ 3+ 5^3

= 1 + 8 + 27 + 125

= 161