| Base 10 | 990 (3 digits) | ||
| Digit Sum: 18 | Digital Root: 9 | sad | |
| Base 2 | 0b1111011110 (10 digits) | ||
| Digit Sum: 0b1000 | Digital Root: 0b1 | always happy | |
| Base 8 | 01736 (4 digits) | ||
| Digit Sum: 021 | Digital Root: 03 | sad | |
| Base 16 | 0x3de (3 digits) | ||
| Digit Sum: 0x1e | Digital Root: 0xf | sad | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 5 (4 unique) factors are:
2
32 = 9
5
11
Its 24 divisors are:
1
2
3
5
6
9
10
11
15
18
22
30
33
45
55
66
90
99
110
165
198
330
495
990
Its aliquote sum is:
1818
makeing it a
abundant
number.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #0003DE ⇩↓⇩↓⇩↓ |
As Unicode codepoint (since version 1.1) this number represents this character:Ϟ GREEK LETTER KOPPA in Greek (Source: https://ucdapi.org/unicode/latest/codepoint/dec/990); HTML: Ϟ
In the work of Johann Sebastian Bach BWV 990 is Sarabande con Partite in C
The number appears at position 2071 of the decimal digits of π surrounded by
2671947826848260147699090264013639443745530 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: 990.794ms; cpu: 81.008ms)