Exactly one of the following numbers cannot be written as a^3 + b^3 where a and b are integers.Which number is it?
(a) 700056
(b) 707713
(c) 7000639
(d) 7077283
(e) 7077915
(a) 700056
(b) 707713
(c) 7000639
(d) 7077283
(e) 7077915
















