The tens digit.
tenth thousand
The value of a digit in a number is called its place value.
In any two-digit multiplication sum, for example, 3 x 2 = 6, the first digit is called the multiplier, the second digit is called a multiplicand, and the third digit, the answer, is the product.
digit
The tens digit.
If your asking in a digit it's called a 4 digit number and it is the smallest 4 digit number
It is called a 28-digit number!
The first digit of the hand is called the thumb.
tenth thousand
It is called a twelve-digit number. Its exact name will depend on the number.
A 22 digit number is called a quintillion.
The value of a digit in a number is called its place value.
In any two-digit multiplication sum, for example, 3 x 2 = 6, the first digit is called the multiplier, the second digit is called a multiplicand, and the third digit, the answer, is the product.
Bit
digit
Calling it "17-digit number" is just fine.