23 is not in the alphabet. It is a number. The next number is 24. If you are asking what the 24th letter of the alphabet is, it's X.
19 is the first that comes to my mind
Starting with X? There are none. The only states that comes to mind are Texas and New Mexico
No. Column letter comes before row number, like A1.
The letter 'B' comes after 'A'.
After the letter AZ in the English alphabet, the next letter is BA.
E
The letter "B" or "b" comes before the letter "C" or "c".
The letter that comes after beta in the Greek alphabet is gamma.
538 438 comes from the number basted on population of each state the 100 is 2 votes for each of the 50 states
The column letter or letters are at the top of each column. In a cell reference the column letter or letter comes before the row number, giving cell references like these: C5 AK34 D3890
The letter E comes before the letter F in the English Alphabet and this is the case for most Alphabets that contain Latin Alphabet symbols that are derived from Greek.