| Base 10 | 40 (2 digits) | ||
| Digit Sum: 4 | Digital Root: 4 | sad | |
| Base 2 | 0b101000 (6 digits) | ||
| Digit Sum: 0b10 | Digital Root: 0b1 | always happy | |
| Base 8 | 050 (2 digits) | ||
| Digit Sum: 05 | Digital Root: 05 | sad | |
| Base 16 | 0x28 (2 digits) | ||
| Digit Sum: 0xa | Digital Root: 0xa | happy | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 4 (2 unique) factors are:
23 = 8
5
Its 8 divisors are:
1
2
4
5
8
10
20
40
Its aliquote sum is:
50
makeing it a
abundant
number.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #000028 ⇩↓⇩↓⇩↓ |
As Unicode codepoint (since version 1.1) this number represents this character:( LEFT PARENTHESIS in ASCII (Source: https://ucdapi.org/unicode/latest/codepoint/dec/40); HTML: (
In the work of Johann Sebastian Bach BWV 40 is Darzu ist erschienen der Sohn Gottes
The number appears at position 70 of the decimal digits of π surrounded by
058209749445923078164062862089986280348253 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: 949.196ms; cpu: 105.29ms)