Enter approximate numeric data as a mantissa followed by an optional exponent:
The mantissa is a signed or unsigned number, with or without a decimal point. The column’s binary precision determines the maximum number of binary digits allowed in the mantissa.
The exponent, which begins with the character “e” or “E,” must be a whole number.
The value represented by the entry is the following product:
mantissa * 10EXPONENT
For example, 2.4E3 represents the value 2.4 times 103, or 2400.