This is pretty straightforward, but I'd like to study, how find out, how many times do you need to double previous result of calculation to get some sum, for example: $10^{82}$
- $1\times 2 = 2$
- $2\times 2 = 4$
- $4\times 2 = 8$
- $8\times 2 = 16$
n. $x\times 2 \geq 10^{82}$