5 with 4 remaining 34 - 4 = 30 = 6 x 5
Assuming that the notation "666..." represents the number with infinitely many 6s, the number is rational.
The 6s in the number 7,664 are in the hundred and the tenth spot.
The 6s sublevel can hold a maximum of 2 electrons.
34
50
20.
5
27
23
40 of them.
34