- Integer - 12, 55, 18, 1000, 55, etc
- Float -11.0, 22.5, 84.4503, 45.50, etc
- Exponential - 2.23e5, 4.23e-6, etc
- Binary -0b1110, 0b1011, etc
- Octal -0o7, 0o67, 0o667, etc
- Hexadecimal 0xFF, 0xFFF, 0xFFFF, etc
- Number literals - Like 10, 25, 45, etc
- Number Constructor- It is used to convert any string to a number.It is not converted then it converts into NaN.