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 - The Fusion of Science and Community**

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

# Sum Of Digits

Loading...

Similar Threads - Digits | Date |
---|---|

B Prime Factorization of 5-Digit Numbers | May 29, 2017 |

B Digit insertion into infinite strings behind the decimal? | Oct 4, 2016 |

Predict Digits of Irrational Numbers with Modular Arithmetic Summation? | Nov 5, 2015 |

10-adic number proof: A^10 has the same n+1 last digits as 1 | Oct 24, 2015 |

Digitizing Trigonometry | Feb 20, 2015 |

**Physics Forums - The Fusion of Science and Community**