Find-the-number-of-digits-in-the-number-2-2005-5-2000-when-written-in-full-

Question Number 16944 by Tinkutara last updated on 28/Jun/17

Find the number of digits in the

number 2^{2005} \times 5^{2000} when written in

full .

Commented by RasheedSoomro last updated on 28/Jun/17

2^{2005} \times 5^{2000}

= 2^{5} \times 2^{2000} \times 5^{2000}

32 \times {(2 \times 5)}^{2000}

32 \times 10^{2000}

Two digits of 32 and 2000 zeros

Total digits 2002

Commented by Tinkutara last updated on 29/Jun/17

Thanks Sir!