What is the sum of the digits of 2^1000(adsbygoogle = window.adsbygoogle || []).push({});

check my algoriathm, let y=2^1000 then logy = 1000log2 = 301 and y=10^logy=10^301

since (1,0) r da only digits of 10^n 4all n=1,2,3,4,..... The sum of digits equals 1 , but it is not the answer ...Why?

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Sum Of Digits

**Physics Forums | Science Articles, Homework Help, Discussion**