| Base 10 | 421 (3 digits) | ||
| Digit Sum: 7 | Digital Root: 7 | sad | |
| Base 2 | 0b110100101 (9 digits) | ||
| Digit Sum: 0b101 | Digital Root: 0b1 | always happy | |
| Base 8 | 0645 (3 digits) | ||
| Digit Sum: 017 | Digital Root: 01 | happy | |
| Base 16 | 0x1a5 (3 digits) | ||
| Digit Sum: 0x10 | Digital Root: 0x1 | sad | |
More about this number at Positiv Integers and Number Empire.
The number is a prime
It is a Twin prime for 419.
| In HTML this number represents this color: |
⇧↑⇧↑⇧↑ #0001A5 ⇩↓⇩↓⇩↓ |
As Unicode codepoint (since version 1.1) this number represents this character:ƥ LATIN SMALL LETTER P WITH HOOK in Latin_Ext_B (Source: https://ucdapi.org/unicode/latest/codepoint/dec/421); HTML: ƥ
In the work of Johann Sebastian Bach BWV 421 is Warum betrübst du dich, mein Herz
The number appears at position 92 of the decimal digits of π surrounded by
6286208998628034825342117067982148086513282 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: 1092.048ms; cpu: 171.988ms)