China and Russia 14 each
Number 8 in China means Good luck!
14
China has a number of nuclear plants. Which one do you mean?
It means that some number is having 14 added to it. The sum of 3 and 14, for example is 3 + 14.
In China, it means bad luck.
XIV is 14.
The number has no special significance.
Russia, and China both border 14 other countries.
This means that a silicone atom has 14 protons.
They represent the number of nucleons.
If, by base, you mean alkali, then 14.