| Base 10 | 686 (3 digits) | ||
| Digit Sum: 20 | Digital Root: 2 | sad | |
| Base 2 | 0b1010101110 (10 digits) | ||
| Digit Sum: 0b110 | Digital Root: 0b1 | always happy | |
| Base 8 | 01256 (4 digits) | ||
| Digit Sum: 016 | Digital Root: 07 | sad | |
| Base 16 | 0x2ae (3 digits) | ||
| Digit Sum: 0x1a | Digital Root: 0xb | happy | |
More about this number at Positiv Integers and Number Empire.
The number is not a prime.
Its 4 (2 unique) factors are:
2
73 = 343
Its 8 divisors are:
1
2
7
14
49
98
343
686
Its aliquote sum is:
514
makeing it a
deficient
number.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #0002AE ⇩↓⇩↓⇩↓ |
As Unicode codepoint (since version 4.0) this number represents this character:ʮ LATIN SMALL LETTER TURNED H WITH FISHHOOK in IPA_Ext (Source: https://ucdapi.org/unicode/latest/codepoint/dec/686); HTML: ʮ
In the work of Johann Sebastian Bach BWV 686 is Aus tiefer Not schrei ich zu dir (à 6. in Organo pleno con Pedale doppio)
The number appears at position 1131 of the decimal digits of π surrounded by
4541506959508295331168617278558890750983817 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: 946.547ms; cpu: 84.8219999999999ms)