Scientific Numbers

A scientific number is a number that uses decimal digits and exponential notation. The following items represent exponential notation:

• e

• E

A scientific number is useful if you must use very large or very small numbers. Scientific notation is also known as exponential notation.

The following table lists example scientific numbers and their decimal equivalents.

Scientific Number	Decimal Number
4.087e2	408.7
4.087E2	408.7
4.087e+2	408.7
4.087E-2	0.04087
var a = 5.321e31 + 9.333e-2	var a = 53210000000000000000000000000000 + 0.09333