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# Problem 252. Project Euler: Problem 16, Sums of Digits of Powers of Two

Solution 1924423

Submitted on 6 Sep 2019
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### Test Suite

Test Status Code Input and Output
1   Fail
x = 0; y_correct = 1; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test1 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))

2   Fail
x = 1; y_correct = 2; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test2 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))

3   Fail
x = 15; y_correct = 26; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test3 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))

4   Fail
x = 345; y_correct = 521; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test4 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))

5   Fail
x = 999; y_correct = 1367; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test5 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))

6   Fail
x = 2000; y_correct = 2704; assert(isequal(pow2_sumofdigits(x),y_correct))

Error using dec2base (line 22) First argument must be an array of integers, 0 <= D <= flintmax. Error in pow2_sumofdigits (line 4) y = sum(dec2base(2^60,10) - '0') Error in Test6 (line 3) assert(isequal(pow2_sumofdigits(x),y_correct))