0.5986
It is an isotope of the element, radium (Ra), with 88 protons, 88 electrons and 147 neutrons (235 - 88 = 147).
147
3 divided by 147 is ~0.0204081632653
147
0.1156
it can be divided by 3
5.4444
18.375
6.125
73.5
36.75
No, 147 divided by 6 is 24.5