This is all in Python 3.

Float

1.2

0.2
# Or simply
.2

Integer

123

Use an underscore for readibility

10_000_000_000

Division

Integer division always retursn a float.

>>> 2/2
1.0

>>> 123 / 2
61.5

Floor divison

>>> 123 // 2
61

Binary

>>> 0b101
5

Operators

>>
<<
&
|

Hexidecimal

>>> 0x101
257

>> 0x10_0000_0000_0000
4503599627370496