| Base 10 | 2 (1 digit) | ||
| Digit Sum: 2 | Digital Root: 2 | sad | |
| Base 2 | 0b10 (2 digits) | ||
| Digit Sum: 0b1 | Digital Root: 0b1 | always happy | |
| Base 8 | 02 (1 digit) | ||
| Digit Sum: 02 | Digital Root: 02 | sad | |
| Base 16 | 0x2 (1 digit) | ||
| Digit Sum: 0x2 | Digital Root: 0x2 | happy | |
More about this number at Positiv Integers and Number Empire.
The number is a prime
It is a Sophie Germain Prime since 5 is prime
| In HTML this number represents this color: | 
 ⇧↑⇧↑⇧↑ #000002 ⇩↓⇩↓⇩↓  | 
In the work of Johann Sebastian Bach BWV 2 is Ach Gott, vom Himmel sieh darein
The number appears at position 6 of the decimal digits of π surrounded by
3.14159265358979323846264338 Source: The Pi-Search Page
Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 800.721ms; cpu: 69.9929999999966ms)