-14
It is 73, 47 over 61.
43, 47, 53, 59, and 61; plus 41 and 67 if you are including them, as well.
61 neutrons 47 protons and 47 neutrons
silver Ag
There are listed two prime numbers, 47 and 61. 112 is not a prime number since it is an even number and can be divided by 2.
-61
47 protons, 47 electrons and 61 neutrons
That appears to be a number in Townsville, Queensland, Australia, country code +61.
silver has 47 protons, 61 neutrons, and 47 electrons cool
16 + 12 + 47 = 75
47 plus 39 gives 86.