198 (number)
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| ||||
|---|---|---|---|---|
| Cardinal | one hundred ninety-eight | |||
| Ordinal | 198th (one hundred ninety-eighth) | |||
| Factorization | 2 × 32 × 11 | |||
| Greek numeral | ΡϞΗ´ | |||
| Roman numeral | CXCVIII | |||
| Binary | 110001102 | |||
| Ternary | 211003 | |||
| Senary | 5306 | |||
| Octal | 3068 | |||
| Duodecimal | 14612 | |||
| Hexadecimal | C616 | |||
198 (one hundred [and] ninety-eight) is the natural number following 197 and preceding 199.
In mathematics
[edit]- 198 is a companion Pell number. Its corresponding Pell number is 70.[1]
In other fields
[edit]198 is also:
- The State Highway Police emergency telephone number in Brazil.[2][3]
- The number of ridges on a U.S. dollar coin.[4]
See also
[edit]- The year AD 198 or 198 BC
- X-Men: The 198
References
[edit]- ^ "A002203 - OEIS". oeis.org. Retrieved 2023-06-04.
- ^ "Serviços de Utilidade Pública e de Emergência (SUP)". Agência Nacional de Telecomunicações (in Brazilian Portuguese). Retrieved 2023-06-04.
- ^ "Telefones Úteis". Secretaria da Segurança Pública (in Brazilian Portuguese). Retrieved 2023-06-04.
- ^ "Why Do Coins Have Ridges? | Mental Floss". 2022-08-18. Archived from the original on 2022-08-18. Retrieved 2022-08-24.
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