Number is a primitive wrapper object used to represent and manipulate numbers like
Number constructor contains constants and methods for working with numbers. Values of other types can be converted to numbers using the
Number type is a double-precision 64-bit binary format IEEE 754 value, like
double in Java or C#. This means it can represent fractional values, but there are some limits to what it can store. A
Number only keeps about 17 decimal places of precision; arithmetic is subject to rounding. The largest value a
Number can hold is about 1.8E308. Values higher than that are replaced with the special
A number literal like
BigInt type, but it was not designed to replace Number for everyday uses.
37 is still a
Number, not a BigInt.)
Number may also be expressed in literal forms like
0x0A. Learn more on numeric lexical grammar here.