555 (number)
From HandWiki
Short description: Natural number
| ||||
|---|---|---|---|---|
| Cardinal | five hundred fifty-five | |||
| Ordinal | 555th (five hundred fifty-fifth) | |||
| Factorization | 3 × 5 × 37 | |||
| Greek numeral | ΦΝΕ´ | |||
| Roman numeral | DLV | |||
| Binary | 10001010112 | |||
| Ternary | 2021203 | |||
| Quaternary | 202234 | |||
| Quinary | 42105 | |||
| Senary | 23236 | |||
| Octal | 10538 | |||
| Duodecimal | 3A312 | |||
| Hexadecimal | 22B16 | |||
| Vigesimal | 17F20 | |||
| Base 36 | FF36 | |||
555 (five hundred [and] fifty-five) is the natural number following 554 and preceding 556.
In mathematics
It is a sphenic number. In base 10, it is a repdigit, and because it is divisible by the sum of its digits, it is a Harshad number. It is also a Harshad number in binary, base 11, base 13 and hexadecimal.
Telephone numbers
The NANP reserves telephone numbers in many dialing areas in the 555 local block for fictional purposes, such as 1-308-555-3485.[1]
External links
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