2002 Math OSK, Number 10: Digit values

Number Theory Level pending

The digits 1, 9, 9, 8 in 1998 has a total value of 1 + 9 + 9 + 8 = 27. The next number that has a total digit value of 27 happens between years of...

3101 and 9900 9901 and 9999 2901 and 3100 2701 and 2900 2500 and 2700

1 solution

Alex Zhong
Apr 13, 2015

Python

for n in range(1998,5000):

    s = sum(map(int,str(n)))

    if s== 27:

        print (n,s)

1998 27

2799 27

2889 27

2898 27

2979 27

2988 27

2997 27