#2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26.

#What is the sum of the digits of the number 2^1000?
from functools import reduce

def calculateSumOfDigits(n):
    return reduce(lambda x,y: int(x)+int(y), list(str(n)))
