  The mass number (total number of protons and neutrons) of copper is 64 and the atomic number (number of protons) of copper is 29. The number of electrons is the same as â¦ the number of protons. So if the number of protons is 29, then so is the number of electrons. The mass number (total number of protons and neutrons) of copper is 64 and the atomic number (number of protons) of copper is 29. The number of electrons is the same as â¦ the number of protons. So if the number of protons is 29, then so is the number of electrons.
millionaire-a person whose material wealth is valued at more than a million dollars. have, rich person, wealthy person-a person who possesses great material wealth.
Depending on the currency, a certain level of prestige is associated with being a millionaire, which makes that amount of wealth a goal for some and almost unattainable for others. In countries that use the short scale number naming system, a billionaire is someone who has at least a thousand times a million dollars, euros or the currency of the given country.