| Base 10 | 9 (1 digit) | ||
| Digit Sum: 9 | Digital Root: 9 | sad | |
| Base 2 | 0b1001 (4 digits) | ||
| Digit Sum: 0b10 | Digital Root: 0b1 | always happy | |
| Base 8 | 011 (2 digits) | ||
| Digit Sum: 02 | Digital Root: 02 | sad | |
| Base 16 | 0x9 (1 digit) | ||
| Digit Sum: 0x9 | Digital Root: 0x9 | sad | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 2 (1 unique) factors are:
32 = 9
Its 3 divisors are:
1
3
9
Its aliquote sum is:
4
makeing it a
deficient
number.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #000009 ⇩↓⇩↓⇩↓ |
In the work of Johann Sebastian Bach BWV 9 is Es ist das Heil uns kommen her
The number appears at position 5 of the decimal digits of π surrounded by
3.1415926535897932384626433 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: 856.782ms; cpu: 70.5ms)