No, 33 multiplied by 27 is 891.
33 = 27
45, 33 and 27 are composite numbers. 11 is a prime number.
The mass number is calculated by adding the number of protons and neutrons together. In this case, the mass number would be 60 (27 protons + 33 neutrons).
3 goes into 33 and 39
11/33
27
The number 3 goes into both 6 and 33 (6/3 = 2, 33/3 = 11)
27/0.33 = 81.81 recurring (that is, 81.818181...). Therefore, 27 is 33 percent of 81.81 recurring.
33
Since cobalt has an atomic number of 27, any isotope of it contains 27 protons and 27 electrons per atom. The isotope with mass number 60 contains (60 - 27) or 33 neutrons per atom.
There are four: 1, 3, 11 and 33