A character is one letter
The first character can be any one of 26.The second character can be any one of 26.The third character can be any one of 26.The fourth character can be any one of 10.The fifth character can be any one of 10.The sixth character can be any one of 10.So there are (26 x 26 x 26 x 10 x 10 x 10) = 17,576,000 possible different plates.
There are 11 letters with only one line of symmetry.
four
You can make 916,132,832 different five-character passwords if the code can be a mixture of letters and digits in any order and is case sensitive.
You have (10+26) = 36 characters all together.The first character can be any one of 36. For each one . . .The second character can be any one of the remaining 35. For each one . . .The third character can be any one of the remaining 34. For each one . . ....The seventh character can be any one of the remaining 30.The total number of possibilities is (36 x 35 x 34 x 33 x 32 x 31 x 30) = 42.0723 billion. (rounded)
One example of a Marvel character with a name consisting of three letters is 'Vix'.
In written or printed texts those times the same character was used for the letters I and J, and similarly one character was used for both U and V.
10
The first character can be any one of 26.The second character can be any one of 26.The third character can be any one of 26.The fourth character can be any one of 10.The fifth character can be any one of 10.The sixth character can be any one of 10.So there are (26 x 26 x 26 x 10 x 10 x 10) = 17,576,000 possible different plates.
There are 26 letters in the Scrabble alphabet.There is one alphabet, consisting of 26 letters, in Scrabble.
tweeny one
87400 combinations
There are 11 letters with only one line of symmetry.
Owl!
Sophie
character, sign
11,881,376