| Base 10 | 8210 (4 digits) | ||
| Digit Sum: 11 | Digital Root: 2 | sad | |
| Base 2 | 0b10000000010010 (14 digits) | ||
| Digit Sum: 0b11 | Digital Root: 0b1 | always happy | |
| Base 8 | 020022 (5 digits) | ||
| Digit Sum: 06 | Digital Root: 06 | sad | |
| Base 16 | 0x2012 (4 digits) | ||
| Digit Sum: 0x5 | Digital Root: 0x5 | sad | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 3 (3 unique) factors are:
2
5
821
Its 8 divisors are:
1
2
5
10
821
1642
4105
8210
Its aliquote sum is: 
6586
makeing it a
deficient
number.
| In HTML this number represents this color: | 
 ⇧↑⇧↑⇧↑ #002012 ⇩↓⇩↓⇩↓  | 
As Unicode codepoint (since version 1.1) this number represents this character:‒ FIGURE DASH in Punctuation (Source: https://www.unicode.org/Public/UCD/latest/ucdxml/ucd.all.grouped.zip); HTML: ‒
The number appears at position 2719 of the decimal digits of π surrounded by
64542858444795265867821051141354735739523113 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: 637.123ms; cpu: 67.0579999999994ms)